22131400344132 has 48 divisors (see below), whose sum is σ = 54362668236800. Its totient is φ = 6988240617120.

The previous prime is 22131400344091. The next prime is 22131400344167. The reversal of 22131400344132 is 23144300413122.

It is a self number, because there is not a number n which added to its sum of digits gives 22131400344132.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1755844 + ... + 6880827.

Almost surely, 2^{22131400344132} is an apocalyptic number.

It is an amenable number.

22131400344132 is an abundant number, since it is smaller than the sum of its proper divisors (32231267892668).

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

22131400344132 is a wasteful number, since it uses less digits than its factorization.

22131400344132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8647936 (or 8647934 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 22131400344132 its reverse (23144300413122), we get a palindrome (45275700757254).

The spelling of 22131400344132 in words is "twenty-two trillion, one hundred thirty-one billion, four hundred million, three hundred forty-four thousand, one hundred thirty-two".