123020312323320 has 192 divisors, whose sum is σ = 422779485623040. Its totient is φ = 30972855859200.

The previous prime is 123020312323301. The next prime is 123020312323331. The reversal of 123020312323320 is 23323213020321.

123020312323320 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 2 + 0 + 3 + 12 + 323 + 320 = 666.

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 47 ways as a sum of consecutive naturals, for example, 133973239 + ... + 134888358.

It is an arithmetic number, because the mean of its divisors is an integer number (2201976487620).

Almost surely, 2^{123020312323320} is an apocalyptic number.

123020312323320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123020312323320 is an abundant number, since it is smaller than the sum of its proper divisors (299759173299720).

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

123020312323320 is a wasteful number, since it uses less digits than its factorization.

123020312323320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268861686 (or 268861679 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 123020312323320 its reverse (23323213020321), we get a palindrome (146343525343641).

The spelling of 123020312323320 in words is "one hundred twenty-three trillion, twenty billion, three hundred twelve million, three hundred twenty-three thousand, three hundred twenty".