22503204112 has 20 divisors (see below), whose sum is σ = 43633770256. Its totient is φ = 11242876320.

The previous prime is 22503204091. The next prime is 22503204149. The reversal of 22503204112 is 21140230522.

It is a happy number.

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, 524058 + ... + 565369.

Almost surely, 2^22503204112 is an apocalyptic number.

It is an amenable number.

22503204112 is a deficient number, since it is larger than the sum of its proper divisors (21130566144).

22503204112 is a wasteful number, since it uses less digits than its factorization.

22503204112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090726 (or 1090720 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 22503204112 its reverse (21140230522), we get a palindrome (43643434634).

The spelling of 22503204112 in words is "twenty-two billion, five hundred three million, two hundred four thousand, one hundred twelve".