123113302012 has 24 divisors (see below), whose sum is σ = 218204907200. Its totient is φ = 60769253376.

The previous prime is 123113302007. The next prime is 123113302087. The reversal of 123113302012 is 210203311321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2799748 + ... + 2843380.

Almost surely, 2^123113302012 is an apocalyptic number.

It is an amenable number.

123113302012 is a deficient number, since it is larger than the sum of its proper divisors (95091605188).

123113302012 is a wasteful number, since it uses less digits than its factorization.

123113302012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52645 (or 52643 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 123113302012 its reverse (210203311321), we get a palindrome (333316613333).

The spelling of 123113302012 in words is "one hundred twenty-three billion, one hundred thirteen million, three hundred two thousand, twelve".