22221120202 has 8 divisors (see below), whose sum is σ = 33352171776. Its totient is φ = 11103729612.

The previous prime is 22221120169. The next prime is 22221120209. The reversal of 22221120202 is 20202112222.

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

It is not an unprimeable number, because it can be changed into a prime (22221120209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3411178 + ... + 3417685.

It is an arithmetic number, because the mean of its divisors is an integer number (4169021472).

Almost surely, 2^22221120202 is an apocalyptic number.

22221120202 is a deficient number, since it is larger than the sum of its proper divisors (11131051574).

22221120202 is a wasteful number, since it uses less digits than its factorization.

22221120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6830492.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22221120202 its reverse (20202112222), we get a palindrome (42423232424).

The spelling of 22221120202 in words is "twenty-two billion, two hundred twenty-one million, one hundred twenty thousand, two hundred two".