313101112322 has 4 divisors (see below), whose sum is σ = 469651668486. Its totient is φ = 156550556160.

The previous prime is 313101112319. The next prime is 313101112367. The reversal of 313101112322 is 223211101313.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 190391722921 + 122709389401 = 436339^2 + 350299^2 .

It is a junction number, because it is equal to n+sod(n) for n = 313101112294 and 313101112303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78275278079 + ... + 78275278082.

Almost surely, 2^313101112322 is an apocalyptic number.

313101112322 is a deficient number, since it is larger than the sum of its proper divisors (156550556164).

313101112322 is a wasteful number, since it uses less digits than its factorization.

313101112322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156550556163.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 313101112322 its reverse (223211101313), we get a palindrome (536312213635).

The spelling of 313101112322 in words is "three hundred thirteen billion, one hundred one million, one hundred twelve thousand, three hundred twenty-two".