222320023223 has 4 divisors (see below), whose sum is σ = 222874437648. Its totient is φ = 221765608800.

The previous prime is 222320023139. The next prime is 222320023253. The reversal of 222320023223 is 322320023222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222320023223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222320023253) 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, 277206611 + ... + 277207412.

It is an arithmetic number, because the mean of its divisors is an integer number (55718609412).

Almost surely, 2^222320023223 is an apocalyptic number.

222320023223 is a deficient number, since it is larger than the sum of its proper divisors (554414425).

222320023223 is an equidigital number, since it uses as much as digits as its factorization.

222320023223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554414424.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 222320023223 its reverse (322320023222), we get a palindrome (544640046445).

Subtracting 222320023223 from its reverse (322320023222), we obtain a palindrome (99999999999).

The spelling of 222320023223 in words is "two hundred twenty-two billion, three hundred twenty million, twenty-three thousand, two hundred twenty-three".