222443140220 has 24 divisors (see below), whose sum is σ = 533863536864. Its totient is φ = 76266219456.

The previous prime is 222443140211. The next prime is 222443140247. The reversal of 222443140220 is 22041344222.

It is a self number, because there is not a number n which added to its sum of digits gives 222443140220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 794439647 + ... + 794439926.

It is an arithmetic number, because the mean of its divisors is an integer number (22244314036).

Almost surely, 2^222443140220 is an apocalyptic number.

222443140220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222443140220 is an abundant number, since it is smaller than the sum of its proper divisors (311420396644).

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

222443140220 is a wasteful number, since it uses less digits than its factorization.

222443140220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588879589 (or 1588879587 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 222443140220 its reverse (22041344222), we get a palindrome (244484484442).

The spelling of 222443140220 in words is "two hundred twenty-two billion, four hundred forty-three million, one hundred forty thousand, two hundred twenty".