123013203015039 has 4 divisors (see below), whose sum is σ = 164017604020056. Its totient is φ = 82008802010024.

The previous prime is 123013203015029. The next prime is 123013203015049. The reversal of 123013203015039 is 930510302310321.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (123013203015029) and next prime (123013203015049).

It is a cyclic number.

It is not a de Polignac number, because 123013203015039 - 2⁸ = 123013203014783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123013203015029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20502200502504 + ... + 20502200502509.

It is an arithmetic number, because the mean of its divisors is an integer number (41004401005014).

Almost surely, 2^{123013203015039} is an apocalyptic number.

123013203015039 is a deficient number, since it is larger than the sum of its proper divisors (41004401005017).

123013203015039 is an equidigital number, since it uses as much as digits as its factorization.

123013203015039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41004401005016.

The product of its (nonzero) digits is 14580, while the sum is 33.

The spelling of 123013203015039 in words is "one hundred twenty-three trillion, thirteen billion, two hundred three million, fifteen thousand, thirty-nine".