123014240544020 has 72 divisors (see below), whose sum is σ = 300556965842784. Its totient is φ = 42169188285504.

The previous prime is 123014240544007. The next prime is 123014240544101. The reversal of 123014240544020 is 20445042410321.

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, 4791842 + ... + 16400921.

It is an arithmetic number, because the mean of its divisors is an integer number (4174402303372).

Almost surely, 2^{123014240544020} is an apocalyptic number.

123014240544020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123014240544020 is an abundant number, since it is smaller than the sum of its proper divisors (177542725298764).

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

123014240544020 is a wasteful number, since it uses less digits than its factorization.

123014240544020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21198709 (or 21198700 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 123014240544020 its reverse (20445042410321), we get a palindrome (143459282954341).

The spelling of 123014240544020 in words is "one hundred twenty-three trillion, fourteen billion, two hundred forty million, five hundred forty-four thousand, twenty".