22120231132 has 12 divisors (see below), whose sum is σ = 38724264040. Its totient is φ = 11056155696.

The previous prime is 22120231127. The next prime is 22120231151. The reversal of 22120231132 is 23113202122.

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, 977382 + ... + 999757.

Almost surely, 2^22120231132 is an apocalyptic number.

It is an amenable number.

22120231132 is a deficient number, since it is larger than the sum of its proper divisors (16604032908).

22120231132 is a wasteful number, since it uses less digits than its factorization.

22120231132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979940 (or 1979938 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22120231132 its reverse (23113202122), we get a palindrome (45233433254).

The spelling of 22120231132 in words is "twenty-two billion, one hundred twenty million, two hundred thirty-one thousand, one hundred thirty-two".