22100020342031 has 32 divisors (see below), whose sum is σ = 23463250944000. Its totient is φ = 20781678816000.

The previous prime is 22100020342021. The next prime is 22100020342033. The reversal of 22100020342031 is 13024302000122.

It is a de Polignac number, because none of the positive numbers 2^k-22100020342031 is a prime.

It is a super-2 number, since 2×22100020342031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22100020341994 and 22100020342012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22100020342033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1277523020 + ... + 1277540318.

It is an arithmetic number, because the mean of its divisors is an integer number (733226592000).

Almost surely, 2^{22100020342031} is an apocalyptic number.

22100020342031 is a deficient number, since it is larger than the sum of its proper divisors (1363230601969).

22100020342031 is a wasteful number, since it uses less digits than its factorization.

22100020342031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21351.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22100020342031 its reverse (13024302000122), we get a palindrome (35124322342153).

The spelling of 22100020342031 in words is "twenty-two trillion, one hundred billion, twenty million, three hundred forty-two thousand, thirty-one".