3012120311200 has 288 divisors, whose sum is σ = 9873016836480. Its totient is φ = 866623795200.

The previous prime is 3012120311159. The next prime is 3012120311227. The reversal of 3012120311200 is 21130212103.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1079895 + ... + 2681494.

It is an arithmetic number, because the mean of its divisors is an integer number (34281308460).

Almost surely, 2^{3012120311200} is an apocalyptic number.

It is an amenable number.

3012120311200 is an abundant number, since it is smaller than the sum of its proper divisors (6860896525280).

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

3012120311200 is a wasteful number, since it uses less digits than its factorization.

3012120311200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3761440 (or 3761427 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 3012120311200 its reverse (21130212103), we get a palindrome (3033250523303).

The spelling of 3012120311200 in words is "three trillion, twelve billion, one hundred twenty million, three hundred eleven thousand, two hundred".