222443120023 has 4 divisors (see below), whose sum is σ = 232114560048. Its totient is φ = 212771680000.

The previous prime is 222443120017. The next prime is 222443120111. The reversal of 222443120023 is 320021344222.

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 222443120023 - 2¹³ = 222443111831 is a prime.

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 222443120023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222443120323) 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, 4835719978 + ... + 4835720023.

It is an arithmetic number, because the mean of its divisors is an integer number (58028640012).

Almost surely, 2^222443120023 is an apocalyptic number.

222443120023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

222443120023 is a deficient number, since it is larger than the sum of its proper divisors (9671440025).

222443120023 is an equidigital number, since it uses as much as digits as its factorization.

222443120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9671440024.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 222443120023 its reverse (320021344222), we get a palindrome (542464464245).

The spelling of 222443120023 in words is "two hundred twenty-two billion, four hundred forty-three million, one hundred twenty thousand, twenty-three".