22240440232 has 16 divisors (see below), whose sum is σ = 42588077760. Its totient is φ = 10883619504.

The previous prime is 22240440221. The next prime is 22240440259. The reversal of 22240440232 is 23204404222.

It is a junction number, because it is equal to n+sod(n) for n = 22240440197 and 22240440206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29574678 + ... + 29575429.

It is an arithmetic number, because the mean of its divisors is an integer number (2661754860).

Almost surely, 2^22240440232 is an apocalyptic number.

It is an amenable number.

22240440232 is a deficient number, since it is larger than the sum of its proper divisors (20347637528).

22240440232 is a wasteful number, since it uses less digits than its factorization.

22240440232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59150160 (or 59150156 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 22240440232 its reverse (23204404222), we get a palindrome (45444844454).

The spelling of 22240440232 in words is "twenty-two billion, two hundred forty million, four hundred forty thousand, two hundred thirty-two".