313220040022313 has 4 divisors (see below), whose sum is σ = 313273978385280. Its totient is φ = 313166101659348.

The previous prime is 313220040022303. The next prime is 313220040022333.

It is a happy number.

313220040022313 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 313220040022313 - 2¹⁸ = 313220039760169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313220040022303) 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, 26969172773 + ... + 26969184386.

It is an arithmetic number, because the mean of its divisors is an integer number (78318494596320).

Almost surely, 2^{313220040022313} is an apocalyptic number.

It is an amenable number.

313220040022313 is a deficient number, since it is larger than the sum of its proper divisors (53938362967).

313220040022313 is an equidigital number, since it uses as much as digits as its factorization.

313220040022313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53938362966.

The product of its (nonzero) digits is 5184, while the sum is 26.

The spelling of 313220040022313 in words is "three hundred thirteen trillion, two hundred twenty billion, forty million, twenty-two thousand, three hundred thirteen".