3147157155212 has 48 divisors (see below), whose sum is σ = 6440966864640. Its totient is φ = 1317358752192.

The previous prime is 3147157155203. The next prime is 3147157155257. The reversal of 3147157155212 is 2125517517413.

3147157155212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 40920458 + ... + 40997294.

It is an arithmetic number, because the mean of its divisors is an integer number (134186809680).

Almost surely, 2^{3147157155212} is an apocalyptic number.

It is an amenable number.

3147157155212 is an abundant number, since it is smaller than the sum of its proper divisors (3293809709428).

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

3147157155212 is a wasteful number, since it uses less digits than its factorization.

3147157155212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110910 (or 110908 counting only the distinct ones).

The product of its digits is 294000, while the sum is 44.

The spelling of 3147157155212 in words is "three trillion, one hundred forty-seven billion, one hundred fifty-seven million, one hundred fifty-five thousand, two hundred twelve".