220444222422 has 16 divisors (see below), whose sum is σ = 442865525760. Its totient is φ = 73151893992.

The previous prime is 220444222343. The next prime is 220444222441. The reversal of 220444222422 is 224222444022.

It is a super-3 number, since 3×220444222422³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220444222422.

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, 82376922 + ... + 82379597.

It is an arithmetic number, because the mean of its divisors is an integer number (27679095360).

Almost surely, 2^220444222422 is an apocalyptic number.

220444222422 is an abundant number, since it is smaller than the sum of its proper divisors (222421303338).

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

220444222422 is a wasteful number, since it uses less digits than its factorization.

220444222422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164756747.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 220444222422 its reverse (224222444022), we get a palindrome (444666666444).

The spelling of 220444222422 in words is "two hundred twenty billion, four hundred forty-four million, two hundred twenty-two thousand, four hundred twenty-two".