22212032223 has 8 divisors (see below), whose sum is σ = 30058073728. Its totient is φ = 14587006104.

The previous prime is 22212032221. The next prime is 22212032243. The reversal of 22212032223 is 32223021222.

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

It is not a de Polignac number, because 22212032223 - 2¹ = 22212032221 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 22212032223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212032221) 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, 55253611 + ... + 55254012.

It is an arithmetic number, because the mean of its divisors is an integer number (3757259216).

Almost surely, 2^22212032223 is an apocalyptic number.

22212032223 is a deficient number, since it is larger than the sum of its proper divisors (7846041505).

22212032223 is a wasteful number, since it uses less digits than its factorization.

22212032223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110507693.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22212032223 its reverse (32223021222), we get a palindrome (54435053445).

The spelling of 22212032223 in words is "twenty-two billion, two hundred twelve million, thirty-two thousand, two hundred twenty-three".