I'm not a mathematician, but that seems like a fair amount of money.
I believe I saw the other number on facebook somewhere and I don't remember the source.
But I believe the trillion dollar number comes from being unable to account for enough assets to justify one trillion dollars in spending.
Regardless, Dr. Ben Carson has a mess on his hands -- which I call an Obama-mess.
Here is a link to the Hannity.com article on Freerepublic: