313102011212 has 6 divisors (see below), whose sum is σ = 547928519628. Its totient is φ = 156551005604.

The previous prime is 313102011197. The next prime is 313102011227. The reversal of 313102011212 is 212110201313.

It is an interprime number because it is at equal distance from previous prime (313102011197) and next prime (313102011227).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39137751398 + ... + 39137751405.

It is an arithmetic number, because the mean of its divisors is an integer number (91321419938).

Almost surely, 2^313102011212 is an apocalyptic number.

It is an amenable number.

313102011212 is a deficient number, since it is larger than the sum of its proper divisors (234826508416).

313102011212 is a wasteful number, since it uses less digits than its factorization.

313102011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78275502807 (or 78275502805 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 313102011212 its reverse (212110201313), we get a palindrome (525212212525).

The spelling of 313102011212 in words is "three hundred thirteen billion, one hundred two million, eleven thousand, two hundred twelve".