You write the number 2012 in letters like this: Two thousand,twelve. Easy.
How to write 2012 in letters
Today
If that was the date were currently, the answer would be "today".
Yesterday
Today
How to write 2012 in letters
tomorrow
You cannot. (Answered 13 May 2012)
You cannot (answered on 18 August 2012).
A date
How about "OLDEN".
Today
Today
Today
A date
If that was the date were currently, the answer would be "today".
It is: TODAY