313220112210312 has 32 divisors (see below), whose sum is σ = 783065236221600. Its totient is φ = 104404709977344.

The previous prime is 313220112210301. The next prime is 313220112210367. The reversal of 313220112210312 is 213012211022313.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123347758 + ... + 125861469.

It is an arithmetic number, because the mean of its divisors is an integer number (24470788631925).

Almost surely, 2^{313220112210312} is an apocalyptic number.

It is an amenable number.

313220112210312 is an abundant number, since it is smaller than the sum of its proper divisors (469845124011288).

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

313220112210312 is a wasteful number, since it uses less digits than its factorization.

313220112210312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249261605 (or 249261601 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 313220112210312 its reverse (213012211022313), we get a palindrome (526232323232625).

The spelling of 313220112210312 in words is "three hundred thirteen trillion, two hundred twenty billion, one hundred twelve million, two hundred ten thousand, three hundred twelve".