24202222225 has 12 divisors (see below), whose sum is σ = 30152993200. Its totient is φ = 19270011600.

The previous prime is 24202222207. The next prime is 24202222241. The reversal of 24202222225 is 52222220242.

It is not a de Polignac number, because 24202222225 - 2²⁷ = 24068004497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 24202222225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2288775 + ... + 2299324.

Almost surely, 2^24202222225 is an apocalyptic number.

24202222225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

24202222225 is a deficient number, since it is larger than the sum of its proper divisors (5950770975).

24202222225 is a wasteful number, since it uses less digits than its factorization.

24202222225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4588320 (or 4588315 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 24202222225 its reverse (52222220242), we get a palindrome (76424442467).

The spelling of 24202222225 in words is "twenty-four billion, two hundred two million, two hundred twenty-two thousand, two hundred twenty-five".