1121232224212 has 12 divisors (see below), whose sum is σ = 1962709604800. Its totient is φ = 560458051416.

The previous prime is 1121232224191. The next prime is 1121232224221. The reversal of 1121232224212 is 2124222321211.

It is a super-2 number, since 2×1121232224212² (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 3 ways as a sum of consecutive naturals, for example, 39499212 + ... + 39527587.

Almost surely, 2^{1121232224212} is an apocalyptic number.

It is an amenable number.

1121232224212 is a deficient number, since it is larger than the sum of its proper divisors (841477380588).

1121232224212 is a wasteful number, since it uses less digits than its factorization.

1121232224212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79030350 (or 79030348 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

Adding to 1121232224212 its reverse (2124222321211), we get a palindrome (3245454545423).

The spelling of 1121232224212 in words is "one trillion, one hundred twenty-one billion, two hundred thirty-two million, two hundred twenty-four thousand, two hundred twelve".