313112012 has 12 divisors (see below), whose sum is σ = 548112936. Its totient is φ = 156508320.

The previous prime is 313111951. The next prime is 313112017. The reversal of 313112012 is 210211313.

It is not an unprimeable number, because it can be changed into a prime (313112017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5768 + ... + 25680.

It is an arithmetic number, because the mean of its divisors is an integer number (45676078).

Almost surely, 2^313112012 is an apocalyptic number.

It is an amenable number.

313112012 is a deficient number, since it is larger than the sum of its proper divisors (235000924).

313112012 is a wasteful number, since it uses less digits than its factorization.

313112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23848 (or 23846 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 313112012 is about 17694.9713760718. The cubic root of 313112012 is about 679.0471169070.

Adding to 313112012 its reverse (210211313), we get a palindrome (523323325).

The spelling of 313112012 in words is "three hundred thirteen million, one hundred twelve thousand, twelve".