123021330113103 has 32 divisors (see below), whose sum is σ = 169258675280640. Its totient is φ = 79433719303680.

The previous prime is 123021330113069. The next prime is 123021330113113. The reversal of 123021330113103 is 301311033120321.

It is not a de Polignac number, because 123021330113103 - 2³⁰ = 123020256371279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123021330113113) 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, 1185783 + ... + 15730503.

It is an arithmetic number, because the mean of its divisors is an integer number (5289333602520).

Almost surely, 2^{123021330113103} is an apocalyptic number.

123021330113103 is a deficient number, since it is larger than the sum of its proper divisors (46237345167537).

123021330113103 is a wasteful number, since it uses less digits than its factorization.

123021330113103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14545319.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 123021330113103 its reverse (301311033120321), we get a palindrome (424332363233424).

The spelling of 123021330113103 in words is "one hundred twenty-three trillion, twenty-one billion, three hundred thirty million, one hundred thirteen thousand, one hundred three".