313120433203 has 4 divisors (see below), whose sum is σ = 315194078608. Its totient is φ = 311046787800.

The previous prime is 313120433189. The next prime is 313120433261. The reversal of 313120433203 is 302334021313.

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 313120433203 - 2²⁵ = 313086878771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313120433293) 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, 1036822476 + ... + 1036822777.

It is an arithmetic number, because the mean of its divisors is an integer number (78798519652).

Almost surely, 2^313120433203 is an apocalyptic number.

313120433203 is a deficient number, since it is larger than the sum of its proper divisors (2073645405).

313120433203 is a wasteful number, since it uses less digits than its factorization.

313120433203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2073645404.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 313120433203 its reverse (302334021313), we get a palindrome (615454454516).

The spelling of 313120433203 in words is "three hundred thirteen billion, one hundred twenty million, four hundred thirty-three thousand, two hundred three".