What happens to the social security paid to the federal gov by illegal immigrants?

I am curious about illegal immigration. I read that there are 15 million illegeal immigrants in the USA from central america and mexico. Most are working under false documents. What happens to the social security money they contribute--- but have no legal claim to at 65 -- because they have no documents proving identity?

Answer:
Sits in an account earning interest.

I filed for my daughter I-130 when I was Legal Resident (Green Card) and she was single.?

Why are illegal aliens now found to be working on Military bases & stealing Jobs American should have ?

I was born in the UK, can i use an out of date passport as proof i am eligable to work in the UK?

Will U watch AMW story Jose Compean and Ignacio Ramos- Miscarriage Of Justice At The Border?

Should America Militarize Its Borders?

If a secure fence was built along the Mexican border, who would benefit the most?

What's an easiest to get a friend from another counry into Canada ?

What's Up With Bosgrove? The Hannibal Lector Of This Forum?

My sister was trying to get a VISA to come to his son's open heart surgery here in USA and she couldn't get it

i guess those gunmen that attacked the border patrol were after a job..?