222200000220 has 96 divisors (see below), whose sum is σ = 679821278976. Its totient is φ = 53779264000.

The previous prime is 222200000219. The next prime is 222200000237. The reversal of 222200000220 is 22000002222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 222200000196 and 222200000205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134395 + ... + 680045.

It is an arithmetic number, because the mean of its divisors is an integer number (7081471656).

Almost surely, 2^222200000220 is an apocalyptic number.

222200000220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222200000220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (339910639488).

222200000220 is an abundant number, since it is smaller than the sum of its proper divisors (457621278756).

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

222200000220 is a wasteful number, since it uses less digits than its factorization.

222200000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546291 (or 546289 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 222200000220 its reverse (22000002222), we get a palindrome (244200002442).

It can be divided in two parts, 2 and 22200000220, that added together give a palindrome (22200000222).

The spelling of 222200000220 in words is "two hundred twenty-two billion, two hundred million, two hundred twenty", and thus it is an aban number.