123023232303312 has 160 divisors (see below), whose sum is σ = 346931416396800. Its totient is φ = 37255090498560.

The previous prime is 123023232303269. The next prime is 123023232303371. The reversal of 123023232303312 is 213303232320321.

It is a self number, because there is not a number n which added to its sum of digits gives 123023232303312.

It is a congruent number.

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, 5574975703 + ... + 5574997769.

It is an arithmetic number, because the mean of its divisors is an integer number (2168321352480).

Almost surely, 2^{123023232303312} is an apocalyptic number.

123023232303312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123023232303312 is an abundant number, since it is smaller than the sum of its proper divisors (223908184093488).

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

123023232303312 is a wasteful number, since it uses less digits than its factorization.

123023232303312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28601 (or 28595 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 123023232303312 its reverse (213303232320321), we get a palindrome (336326464623633).

The spelling of 123023232303312 in words is "one hundred twenty-three trillion, twenty-three billion, two hundred thirty-two million, three hundred three thousand, three hundred twelve".