123301400420124 has 72 divisors (see below), whose sum is σ = 319578166672128. Its totient is φ = 40065725748000.

The previous prime is 123301400420087. The next prime is 123301400420129. The reversal of 123301400420124 is 421024004103321.

123301400420124 is a `hidden beast` number, since 1 + 2 + 3 + 30 + 1 + 400 + 4 + 201 + 24 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123301400420129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144740982 + ... + 145590365.

It is an arithmetic number, because the mean of its divisors is an integer number (4438585648224).

Almost surely, 2^{123301400420124} is an apocalyptic number.

It is an amenable number.

123301400420124 is an abundant number, since it is smaller than the sum of its proper divisors (196276766252004).

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

123301400420124 is a wasteful number, since it uses less digits than its factorization.

123301400420124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290331655 (or 290331650 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 123301400420124 its reverse (421024004103321), we get a palindrome (544325404523445).

The spelling of 123301400420124 in words is "one hundred twenty-three trillion, three hundred one billion, four hundred million, four hundred twenty thousand, one hundred twenty-four".