Get an income transcript ... https://www.irs.gov/individuals/get-transcript
Check your SS account ... https://www.ssa.gov/onlineservices/?gclid=Cj0KCQiA0rSABhDlARIsAJtjfCdsI3ILwWLDIoGFKKEaZfx-LgZdYMdVwu_WNddWn6yj1kbBwkH0Us8aAkxjEALw_wcB