222323213023 has 4 divisors (see below), whose sum is σ = 222352624528. Its totient is φ = 222293801520.

The previous prime is 222323212967. The next prime is 222323213059. The reversal of 222323213023 is 320312323222.

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 222323213023 - 2⁹ = 222323212511 is a prime.

It is a super-2 number, since 2×222323213023² (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 (222323253023) 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 3 ways as a sum of consecutive naturals, for example, 14694411 + ... + 14709532.

It is an arithmetic number, because the mean of its divisors is an integer number (55588156132).

Almost surely, 2^222323213023 is an apocalyptic number.

222323213023 is a deficient number, since it is larger than the sum of its proper divisors (29411505).

222323213023 is an equidigital number, since it uses as much as digits as its factorization.

222323213023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29411504.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 222323213023 its reverse (320312323222), we get a palindrome (542635536245).

The spelling of 222323213023 in words is "two hundred twenty-two billion, three hundred twenty-three million, two hundred thirteen thousand, twenty-three".