313000020001 has 4 divisors (see below), whose sum is σ = 313743488404. Its totient is φ = 312256551600.

The previous prime is 313000019957. The next prime is 313000020017. The reversal of 313000020001 is 100020000313.

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

It can be written as a sum of positive squares in 2 ways, for example, as 36062010000 + 276938010001 = 189900^2 + 526249^2 .

It is a cyclic number.

It is not a de Polignac number, because 313000020001 - 2¹³ = 313000011809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 313000020001.

It is not an unprimeable number, because it can be changed into a prime (313000020041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371733570 + ... + 371734411.

It is an arithmetic number, because the mean of its divisors is an integer number (78435872101).

Almost surely, 2^313000020001 is an apocalyptic number.

It is an amenable number.

313000020001 is a deficient number, since it is larger than the sum of its proper divisors (743468403).

313000020001 is an equidigital number, since it uses as much as digits as its factorization.

313000020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743468402.

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 313000020001 its reverse (100020000313), we get a palindrome (413020020314).

The spelling of 313000020001 in words is "three hundred thirteen billion, twenty thousand, one".