120843012 has 24 divisors (see below), whose sum is σ = 294227136. Its totient is φ = 38529568.

The previous prime is 120843007. The next prime is 120843077. The reversal of 120843012 is 210348021.

It is a self number, because there is not a number n which added to its sum of digits gives 120843012.

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, 218643 + ... + 219194.

It is an arithmetic number, because the mean of its divisors is an integer number (12259464).

Almost surely, 2^120843012 is an apocalyptic number.

120843012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120843012 is an abundant number, since it is smaller than the sum of its proper divisors (173384124).

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

120843012 is a wasteful number, since it uses less digits than its factorization.

120843012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437867 (or 437865 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 120843012 is about 10992.8618657745. The cubic root of 120843012 is about 494.3947464121.

The spelling of 120843012 in words is "one hundred twenty million, eight hundred forty-three thousand, twelve".