123333420115100 has 72 divisors (see below), whose sum is σ = 300752051157600. Its totient is φ = 43558559066880.

The previous prime is 123333420115079. The next prime is 123333420115111. The reversal of 123333420115100 is 1511024333321.

It is a super-2 number, since 2×123333420115100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2062401875 + ... + 2062461674.

Almost surely, 2^{123333420115100} is an apocalyptic number.

123333420115100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123333420115100 is an abundant number, since it is smaller than the sum of its proper divisors (177418631042500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123333420115100 is a wasteful number, since it uses less digits than its factorization.

123333420115100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4124863599 (or 4124863592 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 123333420115100 its reverse (1511024333321), we get a palindrome (124844444448421).

The spelling of 123333420115100 in words is "one hundred twenty-three trillion, three hundred thirty-three billion, four hundred twenty million, one hundred fifteen thousand, one hundred".