222002002220 has 24 divisors (see below), whose sum is σ = 466224604944. Its totient is φ = 88796915136.

The previous prime is 222002002213. The next prime is 222002002237. The reversal of 222002002220 is 22200200222.

It is a happy number.

222002002220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222002002195 and 222002002204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250022 + ... + 711698.

It is an arithmetic number, because the mean of its divisors is an integer number (19426025206).

Almost surely, 2^222002002220 is an apocalyptic number.

222002002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002002220 is an abundant number, since it is smaller than the sum of its proper divisors (244222602724).

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

222002002220 is a wasteful number, since it uses less digits than its factorization.

222002002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485729 (or 485727 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 222002002220 its reverse (22200200222), we get a palindrome (244202202442).

The spelling of 222002002220 in words is "two hundred twenty-two billion, two million, two thousand, two hundred twenty".