22563112531 has 2 divisors, whose sum is σ = 22563112532. Its totient is φ = 22563112530.

The previous prime is 22563112483. The next prime is 22563112547. The reversal of 22563112531 is 13521136522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22563112531 - 2¹⁷ = 22562981459 is a prime.

It is a super-2 number, since 2×22563112531² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22563112493 and 22563112502.

It is not a weakly prime, because it can be changed into another prime (22563112331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11281556265 + 11281556266.

It is an arithmetic number, because the mean of its divisors is an integer number (11281556266).

Almost surely, 2^22563112531 is an apocalyptic number.

22563112531 is a deficient number, since it is larger than the sum of its proper divisors (1).

22563112531 is an equidigital number, since it uses as much as digits as its factorization.

22563112531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 31.

The spelling of 22563112531 in words is "twenty-two billion, five hundred sixty-three million, one hundred twelve thousand, five hundred thirty-one".