123522255315 has 40 divisors (see below), whose sum is σ = 221500805328. Its totient is φ = 65856006720.

The previous prime is 123522255313. The next prime is 123522255347. The reversal of 123522255315 is 513552225321.

123522255315 is a `hidden beast` number, since 1 + 23 + 52 + 22 + 553 + 15 = 666.

It is not a de Polignac number, because 123522255315 - 2¹ = 123522255313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123522255315.

It is not an unprimeable number, because it can be changed into a prime (123522255313) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1168809 + ... + 1270101.

Almost surely, 2^123522255315 is an apocalyptic number.

123522255315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123522255315 is a deficient number, since it is larger than the sum of its proper divisors (97978550013).

123522255315 is a wasteful number, since it uses less digits than its factorization.

123522255315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104321 (or 104312 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The spelling of 123522255315 in words is "one hundred twenty-three billion, five hundred twenty-two million, two hundred fifty-five thousand, three hundred fifteen".