800120012 has 24 divisors (see below), whose sum is σ = 1428458976. Its totient is φ = 392008448.

The previous prime is 800120003. The next prime is 800120029. The reversal of 800120012 is 210021008.

800120012 is a modest number, since divided by 120012 gives 8 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205193 + ... + 209055.

It is an arithmetic number, because the mean of its divisors is an integer number (59519124).

Almost surely, 2^800120012 is an apocalyptic number.

It is an amenable number.

800120012 is a deficient number, since it is larger than the sum of its proper divisors (628338964).

800120012 is a wasteful number, since it uses less digits than its factorization.

800120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4897 (or 4895 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 800120012 is about 28286.3927003780. The cubic root of 800120012 is about 928.3641849314.

The spelling of 800120012 in words is "eight hundred million, one hundred twenty thousand, twelve".