202223111223 has 16 divisors (see below), whose sum is σ = 308156965376. Its totient is φ = 115553265120.

The previous prime is 202223111201. The next prime is 202223111263. The reversal of 202223111223 is 322111322202.

It is not a de Polignac number, because 202223111223 - 2¹⁷ = 202222980151 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202223111223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202223111263) 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, 1036293 + ... + 1215873.

It is an arithmetic number, because the mean of its divisors is an integer number (19259810336).

Almost surely, 2^202223111223 is an apocalyptic number.

202223111223 is a deficient number, since it is larger than the sum of its proper divisors (105933854153).

202223111223 is a wasteful number, since it uses less digits than its factorization.

202223111223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233214.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 202223111223 its reverse (322111322202), we get a palindrome (524334433425).

The spelling of 202223111223 in words is "two hundred two billion, two hundred twenty-three million, one hundred eleven thousand, two hundred twenty-three".