222120200220 has 24 divisors (see below), whose sum is σ = 621936560784. Its totient is φ = 59232053376.

The previous prime is 222120200213. The next prime is 222120200311. The reversal of 222120200220 is 22002021222.

222120200220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 222120200220.

It is a congruent number.

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, 1851001609 + ... + 1851001728.

It is an arithmetic number, because the mean of its divisors is an integer number (25914023366).

Almost surely, 2^222120200220 is an apocalyptic number.

222120200220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222120200220 is an abundant number, since it is smaller than the sum of its proper divisors (399816360564).

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

222120200220 is a wasteful number, since it uses less digits than its factorization.

222120200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3702003349 (or 3702003347 counting only the distinct ones).

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

Adding to 222120200220 its reverse (22002021222), we get a palindrome (244122221442).

The spelling of 222120200220 in words is "two hundred twenty-two billion, one hundred twenty million, two hundred thousand, two hundred twenty".