313101311003 has 4 divisors (see below), whose sum is σ = 337186027248. Its totient is φ = 289016594760.

The previous prime is 313101310967. The next prime is 313101311027. The reversal of 313101311003 is 300113101313.

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 313101311003 - 2¹⁸ = 313101048859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313101311093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12042358103 + ... + 12042358128.

It is an arithmetic number, because the mean of its divisors is an integer number (84296506812).

Almost surely, 2^313101311003 is an apocalyptic number.

313101311003 is a deficient number, since it is larger than the sum of its proper divisors (24084716245).

313101311003 is a wasteful number, since it uses less digits than its factorization.

313101311003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24084716244.

The product of its (nonzero) digits is 81, while the sum is 17.

Adding to 313101311003 its reverse (300113101313), we get a palindrome (613214412316).

The spelling of 313101311003 in words is "three hundred thirteen billion, one hundred one million, three hundred eleven thousand, three".