123020312310304 has 24 divisors (see below), whose sum is σ = 242203424341788. Its totient is φ = 61508331525120.

The previous prime is 123020312310283. The next prime is 123020312310319. The reversal of 123020312310304 is 403013213020321.

It can be written as a sum of positive squares in 2 ways, for example, as 117540724224400 + 5479588085904 = 10841620^2 + 2340852^2 .

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 3 ways as a sum of consecutive naturals, for example, 55923757 + ... + 58081900.

Almost surely, 2^{123020312310304} is an apocalyptic number.

It is an amenable number.

123020312310304 is a deficient number, since it is larger than the sum of its proper divisors (119183112031484).

123020312310304 is a wasteful number, since it uses less digits than its factorization.

123020312310304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114039388 (or 114039380 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 123020312310304 its reverse (403013213020321), we get a palindrome (526033525330625).

The spelling of 123020312310304 in words is "one hundred twenty-three trillion, twenty billion, three hundred twelve million, three hundred ten thousand, three hundred four".