313213142012 has 6 divisors (see below), whose sum is σ = 548122998528. Its totient is φ = 156606571004.

The previous prime is 313213141949. The next prime is 313213142071. The reversal of 313213142012 is 210241312313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39151642748 + ... + 39151642755.

It is an arithmetic number, because the mean of its divisors is an integer number (91353833088).

Almost surely, 2^313213142012 is an apocalyptic number.

It is an amenable number.

313213142012 is a deficient number, since it is larger than the sum of its proper divisors (234909856516).

313213142012 is a wasteful number, since it uses less digits than its factorization.

313213142012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78303285507 (or 78303285505 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 313213142012 its reverse (210241312313), we get a palindrome (523454454325).

The spelling of 313213142012 in words is "three hundred thirteen billion, two hundred thirteen million, one hundred forty-two thousand, twelve".