Type in Google’s function list

Info functions

Functions that report on a cell or a value. Google prints 18 Info function(s) in its Google Sheets function list.

FunctionSyntax as printedDescription from Google Docs Editors Help
CELLCELL(info_type, reference)Returns the requested information about the specified cell.
ERROR.TYPEERROR.TYPE(reference)Returns a number corresponding to the error value in a different cell.
ISBLANKISBLANK(value)Checks whether the referenced cell is empty.
ISDATEISDATE(value)Returns whether a value is a date.
ISEMAILISEMAIL(value)Checks whether a value is a valid email address.
ISERRISERR(value)Checks whether a value is an error other than `#N/A`.
ISERRORISERROR(value)Checks whether a value is an error.
ISFORMULAISFORMULA(cell)Checks whether a formula is in the referenced cell.
ISLOGICALISLOGICAL(value)Checks whether a value is `TRUE` or `FALSE`.
ISNAISNA(value)Checks whether a value is the error `#N/A`.
ISNONTEXTISNONTEXT(value)Checks whether a value is non-textual.
ISNUMBERISNUMBER(value)Checks whether a value is a number.
ISREFISREF(value)Checks whether a value is a valid cell reference.
ISTEXTISTEXT(value)Checks whether a value is text.
NN(value)Returns the argument provided as a number.
NANA()Returns the "value not available" error, `#N/A`.
SHEETSSHEETS(reference)Returns the total number of sheets in the referenced spreadsheet.
TYPETYPE(value)Returns a number associated with the type of data passed into the function.

Source: Google Docs Editors Help, “Google Sheets function list” (support.google.com/docs/table/25273), data fetched 28 September 2026. Data month: September 2026. Every function name in Google’s list is placed under one type; a function carries the type the list prints for it.