$0.002
The other terms cancel each other out (according to the posts on the net)
It wasn't a real cheque - it is Randall Munroe's response to George Vaccaro's problems with Verizon because they can't tell the difference between 0.002 dollars and 0.002 cents.
George Vaccaro's blog: http://verizonmath.blogspot.com/
There was YouTube link to his conversation with Verizon (might be taken down now).
Transcript - see his post on December 9th, 2006.
Randall Munroe does the funny and geeky webcomic xkcd http://xkcd.com/