22104013225 has 24 divisors (see below), whose sum is σ = 31647502208. Its totient is φ = 15000768000.

The previous prime is 22104013213. The next prime is 22104013271. The reversal of 22104013225 is 52231040122.

It is a happy number.

It is not a de Polignac number, because 22104013225 - 2¹¹ = 22104011177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22104013196 and 22104013205.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 634101 + ... + 668050.

Almost surely, 2^22104013225 is an apocalyptic number.

22104013225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22104013225 is a deficient number, since it is larger than the sum of its proper divisors (9543488983).

22104013225 is a wasteful number, since it uses less digits than its factorization.

22104013225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1302265 (or 1302260 counting only the distinct ones).

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

Adding to 22104013225 its reverse (52231040122), we get a palindrome (74335053347).

The spelling of 22104013225 in words is "twenty-two billion, one hundred four million, thirteen thousand, two hundred twenty-five".