123242504013013 has 32 divisors (see below), whose sum is σ = 162700809781248. Its totient is φ = 90378887136000.

The previous prime is 123242504013007. The next prime is 123242504013071. The reversal of 123242504013013 is 310310405242321.

It is a cyclic number.

It is not a de Polignac number, because 123242504013013 - 2¹³ = 123242504004821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123242504013613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19999356 + ... + 25425562.

It is an arithmetic number, because the mean of its divisors is an integer number (5084400305664).

Almost surely, 2^{123242504013013} is an apocalyptic number.

It is an amenable number.

123242504013013 is a deficient number, since it is larger than the sum of its proper divisors (39458305768235).

123242504013013 is a wasteful number, since it uses less digits than its factorization.

123242504013013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5443593.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 123242504013013 its reverse (310310405242321), we get a palindrome (433552909255334).

The spelling of 123242504013013 in words is "one hundred twenty-three trillion, two hundred forty-two billion, five hundred four million, thirteen thousand, thirteen".