313421343124312 has 64 divisors (see below), whose sum is σ = 626723481232800. Its totient is φ = 146676211368960.

The previous prime is 313421343124261. The next prime is 313421343124313. The reversal of 313421343124312 is 213421343124313.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313421343124313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103443238 + ... + 106430005.

Almost surely, 2^{313421343124312} is an apocalyptic number.

It is an amenable number.

313421343124312 is a deficient number, since it is larger than the sum of its proper divisors (313302138108488).

313421343124312 is a wasteful number, since it uses less digits than its factorization.

313421343124312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209873476 (or 209873472 counting only the distinct ones).

The product of its digits is 124416, while the sum is 37.

Adding to 313421343124312 its reverse (213421343124313), we get a palindrome (526842686248625).

Subtracting from 313421343124312 its reverse (213421343124313), we obtain a palindrome (99999999999999).

The spelling of 313421343124312 in words is "three hundred thirteen trillion, four hundred twenty-one billion, three hundred forty-three million, one hundred twenty-four thousand, three hundred twelve".