22523510431 has 2 divisors, whose sum is σ = 22523510432. Its totient is φ = 22523510430.

The previous prime is 22523510419. The next prime is 22523510437. The reversal of 22523510431 is 13401532522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22523510431 - 2⁹ = 22523509919 is a prime.

It is a super-2 number, since 2×22523510431² (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 22523510431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22523510437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11261755215 + 11261755216.

It is an arithmetic number, because the mean of its divisors is an integer number (11261755216).

Almost surely, 2^22523510431 is an apocalyptic number.

22523510431 is a deficient number, since it is larger than the sum of its proper divisors (1).

22523510431 is an equidigital number, since it uses as much as digits as its factorization.

22523510431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 22523510431 in words is "twenty-two billion, five hundred twenty-three million, five hundred ten thousand, four hundred thirty-one".