123123351142253 has 16 divisors (see below), whose sum is σ = 153505935384576. Its totient is φ = 95939337619440.

The previous prime is 123123351142147. The next prime is 123123351142279. The reversal of 123123351142253 is 352241153321321.

It is not a de Polignac number, because 123123351142253 - 2¹⁰ = 123123351141229 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 (123123351142283) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196700 + ... + 15693482.

It is an arithmetic number, because the mean of its divisors is an integer number (9594120961536).

Almost surely, 2^{123123351142253} is an apocalyptic number.

It is an amenable number.

123123351142253 is a deficient number, since it is larger than the sum of its proper divisors (30382584242323).

123123351142253 is a wasteful number, since it uses less digits than its factorization.

123123351142253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15599984.

The product of its digits is 129600, while the sum is 38.

The spelling of 123123351142253 in words is "one hundred twenty-three trillion, one hundred twenty-three billion, three hundred fifty-one million, one hundred forty-two thousand, two hundred fifty-three".