123321120030120 has 128 divisors (see below), whose sum is σ = 370399504233600. Its totient is φ = 32846872633344.

The previous prime is 123321120030103. The next prime is 123321120030167. The reversal of 123321120030120 is 21030021123321.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 938715559 + ... + 938846921.

It is an arithmetic number, because the mean of its divisors is an integer number (2893746126825).

Almost surely, 2^{123321120030120} is an apocalyptic number.

123321120030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123321120030120 is an abundant number, since it is smaller than the sum of its proper divisors (247078384203480).

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

123321120030120 is a wasteful number, since it uses less digits than its factorization.

123321120030120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140539 (or 140535 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 123321120030120 its reverse (21030021123321), we get a palindrome (144351141153441).

The spelling of 123321120030120 in words is "one hundred twenty-three trillion, three hundred twenty-one billion, one hundred twenty million, thirty thousand, one hundred twenty".