313402124243 has 4 divisors (see below), whose sum is σ = 337509979968. Its totient is φ = 289294268520.

The previous prime is 313402124237. The next prime is 313402124257. The reversal of 313402124243 is 342421204313.

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

It is a cyclic number.

It is not a de Polignac number, because 313402124243 - 2²⁰ = 313401075667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313402124143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12053927843 + ... + 12053927868.

It is an arithmetic number, because the mean of its divisors is an integer number (84377494992).

Almost surely, 2^313402124243 is an apocalyptic number.

313402124243 is a deficient number, since it is larger than the sum of its proper divisors (24107855725).

313402124243 is a wasteful number, since it uses less digits than its factorization.

313402124243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24107855724.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 313402124243 its reverse (342421204313), we get a palindrome (655823328556).

The spelling of 313402124243 in words is "three hundred thirteen billion, four hundred two million, one hundred twenty-four thousand, two hundred forty-three".