22002312223 has 8 divisors (see below), whose sum is σ = 22384718576. Its totient is φ = 21620606400.

The previous prime is 22002312179. The next prime is 22002312239. The reversal of 22002312223 is 32221320022.

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

It is a cyclic number.

It is not a de Polignac number, because 22002312223 - 2²¹ = 22000215071 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 22002312223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22003312223) 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, 111573 + ... + 237598.

It is an arithmetic number, because the mean of its divisors is an integer number (2798089822).

Almost surely, 2^22002312223 is an apocalyptic number.

22002312223 is a deficient number, since it is larger than the sum of its proper divisors (382406353).

22002312223 is a wasteful number, since it uses less digits than its factorization.

22002312223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350265.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22002312223 its reverse (32221320022), we get a palindrome (54223632245).

The spelling of 22002312223 in words is "twenty-two billion, two million, three hundred twelve thousand, two hundred twenty-three".