220023320212 has 12 divisors (see below), whose sum is σ = 405306116320. Its totient is φ = 104221572696.

The previous prime is 220023320207. The next prime is 220023320227. The reversal of 220023320212 is 212023320022.

It is a super-2 number, since 2×220023320212² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 220023320212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1447521768 + ... + 1447521919.

Almost surely, 2^220023320212 is an apocalyptic number.

It is an amenable number.

220023320212 is a deficient number, since it is larger than the sum of its proper divisors (185282796108).

220023320212 is a wasteful number, since it uses less digits than its factorization.

220023320212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2895043710 (or 2895043708 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 220023320212 its reverse (212023320022), we get a palindrome (432046640234).

The spelling of 220023320212 in words is "two hundred twenty billion, twenty-three million, three hundred twenty thousand, two hundred twelve".