22525321540131 has 64 divisors (see below), whose sum is σ = 33943034465280. Its totient is φ = 14760742752000.

The previous prime is 22525321540129. The next prime is 22525321540223. The reversal of 22525321540131 is 13104512352522.

22525321540131 is a `hidden beast` number, since 2 + 2 + 5 + 2 + 5 + 3 + 215 + 401 + 31 = 666.

It is not a de Polignac number, because 22525321540131 - 2¹ = 22525321540129 is a prime.

It is a super-2 number, since 2×22525321540131² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22525321545131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 864981471 + ... + 865007511.

It is an arithmetic number, because the mean of its divisors is an integer number (530359913520).

Almost surely, 2^{22525321540131} is an apocalyptic number.

22525321540131 is a deficient number, since it is larger than the sum of its proper divisors (11417712925149).

22525321540131 is a wasteful number, since it uses less digits than its factorization.

22525321540131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27465 (or 27459 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 22525321540131 its reverse (13104512352522), we get a palindrome (35629833892653).

The spelling of 22525321540131 in words is "twenty-two trillion, five hundred twenty-five billion, three hundred twenty-one million, five hundred forty thousand, one hundred thirty-one".