222200022220 has 72 divisors (see below), whose sum is σ = 517975167024. Its totient is φ = 79999920000.

The previous prime is 222200022203. The next prime is 222200022223. The reversal of 222200022220 is 22220002222.

It is a happy number.

222200022220 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 = 222200022194 and 222200022203.

It is not an unprimeable number, because it can be changed into a prime (222200022223) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 210126 + ... + 698965.

It is an arithmetic number, because the mean of its divisors is an integer number (7194099542).

Almost surely, 2^222200022220 is an apocalyptic number.

222200022220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222200022220 is an abundant number, since it is smaller than the sum of its proper divisors (295775144804).

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

222200022220 is a wasteful number, since it uses less digits than its factorization.

222200022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909223 (or 909210 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 222200022220 its reverse (22220002222), we get a palindrome (244420024442).

It can be divided in two parts, 22220002 and 2220, that added together give a palindrome (22222222).

The spelling of 222200022220 in words is "two hundred twenty-two billion, two hundred million, twenty-two thousand, two hundred twenty".