220313122023 has 4 divisors (see below), whose sum is σ = 293750829368. Its totient is φ = 146875414680.

The previous prime is 220313121997. The next prime is 220313122033. The reversal of 220313122023 is 320221313022.

It is a happy number.

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

It is not a de Polignac number, because 220313122023 - 2⁸ = 220313121767 is a prime.

It is a super-2 number, since 2×220313122023² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220313122033) 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, 36718853668 + ... + 36718853673.

It is an arithmetic number, because the mean of its divisors is an integer number (73437707342).

Almost surely, 2^220313122023 is an apocalyptic number.

220313122023 is a deficient number, since it is larger than the sum of its proper divisors (73437707345).

220313122023 is an equidigital number, since it uses as much as digits as its factorization.

220313122023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73437707344.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 220313122023 its reverse (320221313022), we get a palindrome (540534435045).

The spelling of 220313122023 in words is "two hundred twenty billion, three hundred thirteen million, one hundred twenty-two thousand, twenty-three".