22002198220 has 12 divisors (see below), whose sum is σ = 46204616304. Its totient is φ = 8800879280.

The previous prime is 22002198217. The next prime is 22002198241. The reversal of 22002198220 is 2289120022.

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, 550054936 + ... + 550054975.

It is an arithmetic number, because the mean of its divisors is an integer number (3850384692).

Almost surely, 2^22002198220 is an apocalyptic number.

22002198220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22002198220 is an abundant number, since it is smaller than the sum of its proper divisors (24202418084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22002198220 is a wasteful number, since it uses less digits than its factorization.

22002198220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100109920 (or 1100109918 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 22002198220 in words is "twenty-two billion, two million, one hundred ninety-eight thousand, two hundred twenty".