1121054501212 has 24 divisors (see below), whose sum is σ = 1964468433200. Its totient is φ = 559778034816.

The previous prime is 1121054501209. The next prime is 1121054501221. The reversal of 1121054501212 is 2121054501211.

It is a super-2 number, since 2×1121054501212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22491214 + ... + 22541002.

Almost surely, 2^{1121054501212} is an apocalyptic number.

It is an amenable number.

1121054501212 is a deficient number, since it is larger than the sum of its proper divisors (843413931988).

1121054501212 is a wasteful number, since it uses less digits than its factorization.

1121054501212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57205 (or 57203 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 25.

Subtracting 1121054501212 from its reverse (2121054501211), we obtain a palindrome (999999999999).

The spelling of 1121054501212 in words is "one trillion, one hundred twenty-one billion, fifty-four million, five hundred one thousand, two hundred twelve".