123013203015399 has 8 divisors (see below), whose sum is σ = 167507340276480. Its totient is φ = 80263933882296.

The previous prime is 123013203015377. The next prime is 123013203015413. The reversal of 123013203015399 is 993510302310321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123013203015399 - 2¹⁶ = 123013202949863 is a prime.

It is a super-2 number, since 2×123013203015399² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123013203015399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123013203015299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436217031829 + ... + 436217032110.

It is an arithmetic number, because the mean of its divisors is an integer number (20938417534560).

Almost surely, 2^{123013203015399} is an apocalyptic number.

123013203015399 is a deficient number, since it is larger than the sum of its proper divisors (44494137261081).

123013203015399 is an equidigital number, since it uses as much as digits as its factorization.

123013203015399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872434063989.

The product of its (nonzero) digits is 131220, while the sum is 42.

The spelling of 123013203015399 in words is "one hundred twenty-three trillion, thirteen billion, two hundred three million, fifteen thousand, three hundred ninety-nine".