225526117231 has 2 divisors, whose sum is σ = 225526117232. Its totient is φ = 225526117230.

The previous prime is 225526117181. The next prime is 225526117237. The reversal of 225526117231 is 132711625522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225526117231 - 2²⁷ = 225391899503 is a prime.

It is a super-2 number, since 2×225526117231² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225526117237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112763058615 + 112763058616.

It is an arithmetic number, because the mean of its divisors is an integer number (112763058616).

Almost surely, 2^225526117231 is an apocalyptic number.

225526117231 is a deficient number, since it is larger than the sum of its proper divisors (1).

225526117231 is an equidigital number, since it uses as much as digits as its factorization.

225526117231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 37.

The spelling of 225526117231 in words is "two hundred twenty-five billion, five hundred twenty-six million, one hundred seventeen thousand, two hundred thirty-one".