123612001151013 has 12 divisors (see below), whose sum is σ = 178829218522188. Its totient is φ = 82279439139840.

The previous prime is 123612001151003. The next prime is 123612001151059. The reversal of 123612001151013 is 310151100216321.

123612001151013 is a `hidden beast` number, since 1 + 2 + 3 + 6 + 120 + 0 + 11 + 510 + 13 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 109058066089569 + 14553935061444 = 10443087^2 + 3814962^2 .

It is not a de Polignac number, because 123612001151013 - 2⁶ = 123612001150949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123612001151003) 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, 10713462870 + ... + 10713474407.

It is an arithmetic number, because the mean of its divisors is an integer number (14902434876849).

Almost surely, 2^{123612001151013} is an apocalyptic number.

It is an amenable number.

123612001151013 is a deficient number, since it is larger than the sum of its proper divisors (55217217371175).

123612001151013 is a wasteful number, since it uses less digits than its factorization.

123612001151013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21426937924 (or 21426937921 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

Adding to 123612001151013 its reverse (310151100216321), we get a palindrome (433763101367334).

The spelling of 123612001151013 in words is "one hundred twenty-three trillion, six hundred twelve billion, one million, one hundred fifty-one thousand, thirteen".