123120355324012 has 12 divisors (see below), whose sum is σ = 215460917261296. Its totient is φ = 61560093249360.

The previous prime is 123120355324009. The next prime is 123120355324027. The reversal of 123120355324012 is 210423553021321.

It is a super-2 number, since 2×123120355324012² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17762664 + ... + 23701327.

Almost surely, 2^{123120355324012} is an apocalyptic number.

It is an amenable number.

123120355324012 is a deficient number, since it is larger than the sum of its proper divisors (92340561937284).

123120355324012 is a wasteful number, since it uses less digits than its factorization.

123120355324012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42206328 (or 42206326 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 123120355324012 in words is "one hundred twenty-three trillion, one hundred twenty billion, three hundred fifty-five million, three hundred twenty-four thousand, twelve".