22243634223 has 8 divisors (see below), whose sum is σ = 29665603968. Its totient is φ = 14825376984.

The previous prime is 22243634177. The next prime is 22243634239. The reversal of 22243634223 is 32243634222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22243634223 - 2⁶ = 22243634159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22243634293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 914115 + ... + 938132.

It is an arithmetic number, because the mean of its divisors is an integer number (3708200496).

Almost surely, 2^22243634223 is an apocalyptic number.

22243634223 is a deficient number, since it is larger than the sum of its proper divisors (7421969745).

22243634223 is a wasteful number, since it uses less digits than its factorization.

22243634223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1856253.

The product of its digits is 82944, while the sum is 33.

Subtracting 22243634223 from its reverse (32243634222), we obtain a palindrome (9999999999).

The spelling of 22243634223 in words is "twenty-two billion, two hundred forty-three million, six hundred thirty-four thousand, two hundred twenty-three".