22251204202 has 8 divisors (see below), whose sum is σ = 33523841376. Its totient is φ = 11076590412.

The previous prime is 22251204197. The next prime is 22251204221. The reversal of 22251204202 is 20240215222.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 24505278 + ... + 24506185.

It is an arithmetic number, because the mean of its divisors is an integer number (4190480172).

Almost surely, 2^22251204202 is an apocalyptic number.

22251204202 is a deficient number, since it is larger than the sum of its proper divisors (11272637174).

22251204202 is a wasteful number, since it uses less digits than its factorization.

22251204202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49011692.

The product of its (nonzero) digits is 1280, while the sum is 22.

Adding to 22251204202 its reverse (20240215222), we get a palindrome (42491419424).

The spelling of 22251204202 in words is "twenty-two billion, two hundred fifty-one million, two hundred four thousand, two hundred two".