313022220023 has 4 divisors (see below), whose sum is σ = 313031071320. Its totient is φ = 313013368728.

The previous prime is 313022219981. The next prime is 313022220031. The reversal of 313022220023 is 320022220313.

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 313022220023 - 2¹² = 313022215927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 313022219977 and 313022220004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313022220323) 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, 4372388 + ... + 4443401.

It is an arithmetic number, because the mean of its divisors is an integer number (78257767830).

Almost surely, 2^313022220023 is an apocalyptic number.

313022220023 is a deficient number, since it is larger than the sum of its proper divisors (8851297).

313022220023 is an equidigital number, since it uses as much as digits as its factorization.

313022220023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8851296.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 313022220023 its reverse (320022220313), we get a palindrome (633044440336).

The spelling of 313022220023 in words is "three hundred thirteen billion, twenty-two million, two hundred twenty thousand, twenty-three".