222211203220 has 48 divisors (see below), whose sum is σ = 474814327680. Its totient is φ = 87329800064.

The previous prime is 222211203217. The next prime is 222211203229. The reversal of 222211203220 is 22302112222.

222211203220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222211203229) 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 15 ways as a sum of consecutive naturals, for example, 2128482 + ... + 2230438.

It is an arithmetic number, because the mean of its divisors is an integer number (9891965160).

Almost surely, 2^222211203220 is an apocalyptic number.

222211203220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222211203220 is an abundant number, since it is smaller than the sum of its proper divisors (252603124460).

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

222211203220 is a wasteful number, since it uses less digits than its factorization.

222211203220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103872 (or 103870 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 222211203220 its reverse (22302112222), we get a palindrome (244513315442).

The spelling of 222211203220 in words is "two hundred twenty-two billion, two hundred eleven million, two hundred three thousand, two hundred twenty".