313201212112 has 40 divisors (see below), whose sum is σ = 610421818400. Its totient is φ = 155675640960.

The previous prime is 313201212109. The next prime is 313201212151. The reversal of 313201212112 is 211212102313.

It is a self number, because there is not a number n which added to its sum of digits gives 313201212112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1824139 + ... + 1988437.

It is an arithmetic number, because the mean of its divisors is an integer number (15260545460).

Almost surely, 2^313201212112 is an apocalyptic number.

It is an amenable number.

313201212112 is a deficient number, since it is larger than the sum of its proper divisors (297220606288).

313201212112 is a wasteful number, since it uses less digits than its factorization.

313201212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165011 (or 165005 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 313201212112 its reverse (211212102313), we get a palindrome (524413314425).

The spelling of 313201212112 in words is "three hundred thirteen billion, two hundred one million, two hundred twelve thousand, one hundred twelve".