22220021202 has 32 divisors (see below), whose sum is σ = 44692483200. Its totient is φ = 7364649600.

The previous prime is 22220021177. The next prime is 22220021261. The reversal of 22220021202 is 20212002222.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2145228 + ... + 2155560.

It is an arithmetic number, because the mean of its divisors is an integer number (1396640100).

Almost surely, 2^22220021202 is an apocalyptic number.

22220021202 is an abundant number, since it is smaller than the sum of its proper divisors (22472461998).

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

22220021202 is a wasteful number, since it uses less digits than its factorization.

22220021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12338.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 22220021202 its reverse (20212002222), we get a palindrome (42432023424).

The spelling of 22220021202 in words is "twenty-two billion, two hundred twenty million, twenty-one thousand, two hundred two".