311000130103312 has 80 divisors (see below), whose sum is σ = 651079088771328. Its totient is φ = 143060317263360.

The previous prime is 311000130103217. The next prime is 311000130103343. The reversal of 311000130103312 is 213301031000113.

It is a self number, because there is not a number n which added to its sum of digits gives 311000130103312.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75735262 + ... + 79736002.

Almost surely, 2^{311000130103312} is an apocalyptic number.

It is an amenable number.

311000130103312 is an abundant number, since it is smaller than the sum of its proper divisors (340078958668016).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

311000130103312 is a wasteful number, since it uses less digits than its factorization.

311000130103312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4002008 (or 4002002 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 311000130103312 its reverse (213301031000113), we get a palindrome (524301161103425).

The spelling of 311000130103312 in words is "three hundred eleven trillion, one hundred thirty million, one hundred three thousand, three hundred twelve".