222444233310023 has 4 divisors (see below), whose sum is σ = 222581629379160. Its totient is φ = 222306837240888.

The previous prime is 222444233310011. The next prime is 222444233310097. The reversal of 222444233310023 is 320013332444222.

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 222444233310023 - 2⁴ = 222444233310007 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 (222444233313023) 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, 68698032140 + ... + 68698035377.

It is an arithmetic number, because the mean of its divisors is an integer number (55645407344790).

Almost surely, 2^{222444233310023} is an apocalyptic number.

222444233310023 is a deficient number, since it is larger than the sum of its proper divisors (137396069137).

222444233310023 is a wasteful number, since it uses less digits than its factorization.

222444233310023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137396069136.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 222444233310023 its reverse (320013332444222), we get a palindrome (542457565754245).

The spelling of 222444233310023 in words is "two hundred twenty-two trillion, four hundred forty-four billion, two hundred thirty-three million, three hundred ten thousand, twenty-three".