3147221403512 has 16 divisors (see below), whose sum is σ = 5902707616200. Its totient is φ = 1573166039200.

The previous prime is 3147221403509. The next prime is 3147221403523. The reversal of 3147221403512 is 2153041227413.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55552739 + ... + 55609362.

Almost surely, 2^{3147221403512} is an apocalyptic number.

It is an amenable number.

3147221403512 is a deficient number, since it is larger than the sum of its proper divisors (2755486212688).

3147221403512 is a wasteful number, since it uses less digits than its factorization.

3147221403512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111165646 (or 111165642 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 3147221403512 in words is "three trillion, one hundred forty-seven billion, two hundred twenty-one million, four hundred three thousand, five hundred twelve".