22101232232 has 16 divisors (see below), whose sum is σ = 41587287300. Its totient is φ = 11011288960.

The previous prime is 22101232229. The next prime is 22101232271. The reversal of 22101232232 is 23223210122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19839849316 + 2261382916 = 140854^2 + 47554^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4913507 + ... + 4918002.

Almost surely, 2^22101232232 is an apocalyptic number.

It is an amenable number.

22101232232 is a deficient number, since it is larger than the sum of its proper divisors (19486055068).

22101232232 is a wasteful number, since it uses less digits than its factorization.

22101232232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9831796 (or 9831792 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22101232232 its reverse (23223210122), we get a palindrome (45324442354).

The spelling of 22101232232 in words is "twenty-two billion, one hundred one million, two hundred thirty-two thousand, two hundred thirty-two".