123304424540124 has 48 divisors (see below), whose sum is σ = 289169270076960. Its totient is φ = 40893580953600.

The previous prime is 123304424540071. The next prime is 123304424540173. The reversal of 123304424540124 is 421045424403321.

It is a super-2 number, since 2×123304424540124² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31064329 + ... + 34808064.

It is an arithmetic number, because the mean of its divisors is an integer number (6024359793270).

Almost surely, 2^{123304424540124} is an apocalyptic number.

It is an amenable number.

123304424540124 is an abundant number, since it is smaller than the sum of its proper divisors (165864845536836).

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

123304424540124 is a wasteful number, since it uses less digits than its factorization.

123304424540124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65873190 (or 65873188 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 39.

Adding to 123304424540124 its reverse (421045424403321), we get a palindrome (544349848943445).

The spelling of 123304424540124 in words is "one hundred twenty-three trillion, three hundred four billion, four hundred twenty-four million, five hundred forty thousand, one hundred twenty-four".