22522022531 has 2 divisors, whose sum is σ = 22522022532. Its totient is φ = 22522022530.

The previous prime is 22522022519. The next prime is 22522022573. The reversal of 22522022531 is 13522022522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22522022531 - 2²⁶ = 22454913667 is a prime.

It is a super-2 number, since 2×22522022531² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22522022531.

It is not a weakly prime, because it can be changed into another prime (22522024531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11261011265 + 11261011266.

It is an arithmetic number, because the mean of its divisors is an integer number (11261011266).

Almost surely, 2^22522022531 is an apocalyptic number.

22522022531 is a deficient number, since it is larger than the sum of its proper divisors (1).

22522022531 is an equidigital number, since it uses as much as digits as its factorization.

22522022531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 26.

Subtracting from 22522022531 its reverse (13522022522), we obtain a palindrome (9000000009).

The spelling of 22522022531 in words is "twenty-two billion, five hundred twenty-two million, twenty-two thousand, five hundred thirty-one".