22232213112 has 16 divisors (see below), whose sum is σ = 55580532840. Its totient is φ = 7410737696.

The previous prime is 22232213111. The next prime is 22232213119. The reversal of 22232213112 is 21131223222.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22232213111) 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, 463171083 + ... + 463171130.

Almost surely, 2^22232213112 is an apocalyptic number.

It is an amenable number.

22232213112 is an abundant number, since it is smaller than the sum of its proper divisors (33348319728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22232213112 is a wasteful number, since it uses less digits than its factorization.

22232213112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926342222 (or 926342218 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

Adding to 22232213112 its reverse (21131223222), we get a palindrome (43363436334).

The spelling of 22232213112 in words is "twenty-two billion, two hundred thirty-two million, two hundred thirteen thousand, one hundred twelve".