123123202000101 has 24 divisors (see below), whose sum is σ = 178890272383680. Its totient is φ = 81599795424576.

The previous prime is 123123202000067. The next prime is 123123202000103. The reversal of 123123202000101 is 101000202321321.

123123202000101 is a `hidden beast` number, since 1 + 2 + 312 + 320 + 20 + 0 + 0 + 10 + 1 = 666.

It is not a de Polignac number, because 123123202000101 - 2⁶ = 123123202000037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123123202000103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5600601 + ... + 16661726.

It is an arithmetic number, because the mean of its divisors is an integer number (7453761349320).

Almost surely, 2^{123123202000101} is an apocalyptic number.

It is an amenable number.

123123202000101 is a deficient number, since it is larger than the sum of its proper divisors (55767070383579).

123123202000101 is a wasteful number, since it uses less digits than its factorization.

123123202000101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22265945 (or 22265942 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 123123202000101 its reverse (101000202321321), we get a palindrome (224123404321422).

The spelling of 123123202000101 in words is "one hundred twenty-three trillion, one hundred twenty-three billion, two hundred two million, one hundred one", and thus it is an aban number.