311210132012 has 12 divisors (see below), whose sum is σ = 586511402736. Its totient is φ = 143635445520.

The previous prime is 311210132003. The next prime is 311210132047. The reversal of 311210132012 is 210231012113.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2992405064 + ... + 2992405167.

It is an arithmetic number, because the mean of its divisors is an integer number (48875950228).

Almost surely, 2^311210132012 is an apocalyptic number.

It is an amenable number.

311210132012 is a deficient number, since it is larger than the sum of its proper divisors (275301270724).

311210132012 is a wasteful number, since it uses less digits than its factorization.

311210132012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5984810248 (or 5984810246 counting only the distinct ones).

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

Adding to 311210132012 its reverse (210231012113), we get a palindrome (521441144125).

The spelling of 311210132012 in words is "three hundred eleven billion, two hundred ten million, one hundred thirty-two thousand, twelve".