22102130131 has 2 divisors, whose sum is σ = 22102130132. Its totient is φ = 22102130130.

The previous prime is 22102130123. The next prime is 22102130159. The reversal of 22102130131 is 13103120122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22102130131 - 2³ = 22102130123 is a prime.

It is a super-2 number, since 2×22102130131² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22102130111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11051065065 + 11051065066.

It is an arithmetic number, because the mean of its divisors is an integer number (11051065066).

Almost surely, 2^22102130131 is an apocalyptic number.

22102130131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22102130131 is an equidigital number, since it uses as much as digits as its factorization.

22102130131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22102130131 its reverse (13103120122), we get a palindrome (35205250253).

It can be divided in two parts, 221021 and 30131, that added together give a palindrome (251152).

The spelling of 22102130131 in words is "twenty-two billion, one hundred two million, one hundred thirty thousand, one hundred thirty-one".