310312534212 has 72 divisors (see below), whose sum is σ = 786336445440. Its totient is φ = 103182595200.

The previous prime is 310312534159. The next prime is 310312534237. The reversal of 310312534212 is 212435213013.

310312534212 is a `hidden beast` number, since 3 + 1 + 0 + 312 + 5 + 342 + 1 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30782989 + ... + 30793067.

It is an arithmetic number, because the mean of its divisors is an integer number (10921339520).

Almost surely, 2^310312534212 is an apocalyptic number.

It is an amenable number.

310312534212 is an abundant number, since it is smaller than the sum of its proper divisors (476023911228).

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

310312534212 is a wasteful number, since it uses less digits than its factorization.

310312534212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12113 (or 12108 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 310312534212 its reverse (212435213013), we get a palindrome (522747747225).

The spelling of 310312534212 in words is "three hundred ten billion, three hundred twelve million, five hundred thirty-four thousand, two hundred twelve".