22232021220131 has 2 divisors, whose sum is σ = 22232021220132. Its totient is φ = 22232021220130.

The previous prime is 22232021220119. The next prime is 22232021220163. The reversal of 22232021220131 is 13102212023222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22232021220131 - 2²⁶ = 22231954111267 is a prime.

It is a super-2 number, since 2×22232021220131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22232021220097 and 22232021220106.

It is not a weakly prime, because it can be changed into another prime (22222021220131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11116010610065 + 11116010610066.

It is an arithmetic number, because the mean of its divisors is an integer number (11116010610066).

Almost surely, 2^{22232021220131} is an apocalyptic number.

22232021220131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22232021220131 is an equidigital number, since it uses as much as digits as its factorization.

22232021220131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 22232021220131 its reverse (13102212023222), we get a palindrome (35334233243353).

The spelling of 22232021220131 in words is "twenty-two trillion, two hundred thirty-two billion, twenty-one million, two hundred twenty thousand, one hundred thirty-one".