22025055601631 has 2 divisors, whose sum is σ = 22025055601632. Its totient is φ = 22025055601630.

The previous prime is 22025055601607. The next prime is 22025055601751. The reversal of 22025055601631 is 13610655052022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22025055601631 - 2²² = 22025051407327 is a prime.

It is a super-2 number, since 2×22025055601631² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22025055601931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11012527800815 + 11012527800816.

It is an arithmetic number, because the mean of its divisors is an integer number (11012527800816).

Almost surely, 2^{22025055601631} is an apocalyptic number.

22025055601631 is a deficient number, since it is larger than the sum of its proper divisors (1).

22025055601631 is an equidigital number, since it uses as much as digits as its factorization.

22025055601631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 22025055601631 in words is "twenty-two trillion, twenty-five billion, fifty-five million, six hundred one thousand, six hundred thirty-one".