How to display numbers as words?

Hi! I have been figuring how on earth can I display a set of numbers in my
spreadsheet as numbers. Exmaple: "123" as "One Hundred Twenty Three". Can
anyone lend me a hand?

A similar question was answered by Bob Phillips

check:
http://www.xldynamic.com/source/xld.xlFAQ0004.html

http://tinyurl.com/4m4sp

Mangesh