22031322233112 has 48 divisors (see below), whose sum is σ = 59683437261240. Its totient is φ = 7341894338688.

The previous prime is 22031322233099. The next prime is 22031322233131. The reversal of 22031322233112 is 21133222313022.

22031322233112 is a `hidden beast` number, since 2 + 2 + 0 + 3 + 1 + 322 + 2 + 331 + 1 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38877973 + ... + 39440580.

Almost surely, 2^{22031322233112} is an apocalyptic number.

It is an amenable number.

22031322233112 is an abundant number, since it is smaller than the sum of its proper divisors (37652115028128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22031322233112 is a wasteful number, since it uses less digits than its factorization.

22031322233112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78322472 (or 78322465 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 22031322233112 its reverse (21133222313022), we get a palindrome (43164544546134).

The spelling of 22031322233112 in words is "twenty-two trillion, thirty-one billion, three hundred twenty-two million, two hundred thirty-three thousand, one hundred twelve".