220441222 has 4 divisors (see below), whose sum is σ = 330661836. Its totient is φ = 110220610.

The previous prime is 220441219. The next prime is 220441229. The reversal of 220441222 is 222144022.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 220441222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220441229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110304 + ... + 55110307.

It is an arithmetic number, because the mean of its divisors is an integer number (82665459).

Almost surely, 2^220441222 is an apocalyptic number.

220441222 is a deficient number, since it is larger than the sum of its proper divisors (110220614).

220441222 is a wasteful number, since it uses less digits than its factorization.

220441222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110220613.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 220441222 is about 14847.2631147966. The cubic root of 220441222 is about 604.0843759587.

Adding to 220441222 its reverse (222144022), we get a palindrome (442585244).

The spelling of 220441222 in words is "two hundred twenty million, four hundred forty-one thousand, two hundred twenty-two".