120012232312 has 64 divisors (see below), whose sum is σ = 270955975680. Its totient is φ = 48719860992.

The previous prime is 120012232303. The next prime is 120012232337. The reversal of 120012232312 is 213232210021.

It is a self number, because there is not a number n which added to its sum of digits gives 120012232312.

It is a congruent number.

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, 319653 + ... + 584980.

It is an arithmetic number, because the mean of its divisors is an integer number (4233687120).

Almost surely, 2^120012232312 is an apocalyptic number.

It is an amenable number.

120012232312 is an abundant number, since it is smaller than the sum of its proper divisors (150943743368).

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

120012232312 is a wasteful number, since it uses less digits than its factorization.

120012232312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904772 (or 904768 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 120012232312 its reverse (213232210021), we get a palindrome (333244442333).

The spelling of 120012232312 in words is "one hundred twenty billion, twelve million, two hundred thirty-two thousand, three hundred twelve".