220322311023 has 16 divisors (see below), whose sum is σ = 302503606272. Its totient is φ = 142548792000.

The previous prime is 220322311019. The next prime is 220322311037. The reversal of 220322311023 is 320113223022.

It is a happy number.

It is not a de Polignac number, because 220322311023 - 2² = 220322311019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220322311043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4665613 + ... + 4712598.

It is an arithmetic number, because the mean of its divisors is an integer number (18906475392).

Almost surely, 2^220322311023 is an apocalyptic number.

220322311023 is a deficient number, since it is larger than the sum of its proper divisors (82181295249).

220322311023 is a wasteful number, since it uses less digits than its factorization.

220322311023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9378446.

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

Adding to 220322311023 its reverse (320113223022), we get a palindrome (540435534045).

The spelling of 220322311023 in words is "two hundred twenty billion, three hundred twenty-two million, three hundred eleven thousand, twenty-three".