123030102321120 has 48 divisors (see below), whose sum is σ = 387544822313040. Its totient is φ = 32808027285504.

The previous prime is 123030102321107. The next prime is 123030102321163. The reversal of 123030102321120 is 21123201030321.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128156356105 + ... + 128156357064.

It is an arithmetic number, because the mean of its divisors is an integer number (8073850464855).

Almost surely, 2^{123030102321120} is an apocalyptic number.

123030102321120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123030102321120 is an abundant number, since it is smaller than the sum of its proper divisors (264514719991920).

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

123030102321120 is a wasteful number, since it uses less digits than its factorization.

123030102321120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256312713187 (or 256312713179 counting only the distinct ones).

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

Adding to 123030102321120 its reverse (21123201030321), we get a palindrome (144153303351441).

The spelling of 123030102321120 in words is "one hundred twenty-three trillion, thirty billion, one hundred two million, three hundred twenty-one thousand, one hundred twenty".