+ Opposite of :meth:`number_string_to_integer`; converts a number to a written out
+ longhand format in English.
+
+ Args:
+ num: the integer number to convert
+
+ Returns:
+ The long-hand written out English form of the number. See examples below.
+
+ See also :meth:`number_string_to_integer`.
+
+ .. warning::
+ This method does not handle decimals or floats, only ints.