123123323032112 has 80 divisors (see below), whose sum is σ = 268766748577152. Its totient is φ = 54260567715840.

The previous prime is 123123323032027. The next prime is 123123323032121. The reversal of 123123323032112 is 211230323321321.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153190013 + ... + 153991644.

Almost surely, 2^{123123323032112} is an apocalyptic number.

It is an amenable number.

123123323032112 is an abundant number, since it is smaller than the sum of its proper divisors (145643425545040).

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

123123323032112 is a wasteful number, since it uses less digits than its factorization.

123123323032112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307181766 (or 307181760 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 123123323032112 its reverse (211230323321321), we get a palindrome (334353646353433).

The spelling of 123123323032112 in words is "one hundred twenty-three trillion, one hundred twenty-three billion, three hundred twenty-three million, thirty-two thousand, one hundred twelve".