220012122223 has 16 divisors (see below), whose sum is σ = 229159168000. Its totient is φ = 211000710240.

The previous prime is 220012122217. The next prime is 220012122227. The reversal of 220012122223 is 322221210022.

It is a cyclic number.

It is not a de Polignac number, because 220012122223 - 2⁹ = 220012121711 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220012122223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220012122227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1701118 + ... + 1825876.

It is an arithmetic number, because the mean of its divisors is an integer number (14322448000).

Almost surely, 2^220012122223 is an apocalyptic number.

220012122223 is a deficient number, since it is larger than the sum of its proper divisors (9147045777).

220012122223 is a wasteful number, since it uses less digits than its factorization.

220012122223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125302.

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

Adding to 220012122223 its reverse (322221210022), we get a palindrome (542233332245).

The spelling of 220012122223 in words is "two hundred twenty billion, twelve million, one hundred twenty-two thousand, two hundred twenty-three".