220221202222 has 32 divisors (see below), whose sum is σ = 399759190272. Its totient is φ = 88822065024.

The previous prime is 220221202189. The next prime is 220221202249. The reversal of 220221202222 is 222202122022.

It is a self number, because there is not a number n which added to its sum of digits gives 220221202222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4268593 + ... + 4319875.

It is an arithmetic number, because the mean of its divisors is an integer number (12492474696).

Almost surely, 2^220221202222 is an apocalyptic number.

220221202222 is a deficient number, since it is larger than the sum of its proper divisors (179537988050).

220221202222 is a wasteful number, since it uses less digits than its factorization.

220221202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69352.

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

Adding to 220221202222 its reverse (222202122022), we get a palindrome (442423324244).

The spelling of 220221202222 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred two thousand, two hundred twenty-two".