115231422225321 has 12 divisors (see below), whose sum is σ = 166446753316740. Its totient is φ = 76820317846560.

The previous prime is 115231422225317. The next prime is 115231422225343. The reversal of 115231422225321 is 123522224132511.

115231422225321 is a `hidden beast` number, since 1 + 1 + 5 + 2 + 3 + 1 + 422 + 225 + 3 + 2 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38728218240000 + 76503203985321 = 6223200^2 + 8746611^2 .

It is not a de Polignac number, because 115231422225321 - 2² = 115231422225317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115231422225301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51366106 + ... + 53562483.

It is an arithmetic number, because the mean of its divisors is an integer number (13870562776395).

Almost surely, 2^{115231422225321} is an apocalyptic number.

It is an amenable number.

115231422225321 is a deficient number, since it is larger than the sum of its proper divisors (51215331091419).

115231422225321 is a wasteful number, since it uses less digits than its factorization.

115231422225321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105050616 (or 105050613 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

Adding to 115231422225321 its reverse (123522224132511), we get a palindrome (238753646357832).

The spelling of 115231422225321 in words is "one hundred fifteen trillion, two hundred thirty-one billion, four hundred twenty-two million, two hundred twenty-five thousand, three hundred twenty-one".