220020323112 has 64 divisors (see below), whose sum is σ = 611206272000. Its totient is φ = 73335462912.

The previous prime is 220020323101. The next prime is 220020323113. The reversal of 220020323112 is 211323020022.

220020323112 is a `hidden beast` number, since 220 + 0 + 203 + 231 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (220020323113) 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, 5939464 + ... + 5976392.

It is an arithmetic number, because the mean of its divisors is an integer number (9550098000).

Almost surely, 2^220020323112 is an apocalyptic number.

It is an amenable number.

220020323112 is an abundant number, since it is smaller than the sum of its proper divisors (391185948888).

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

220020323112 is a wasteful number, since it uses less digits than its factorization.

220020323112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64527 (or 64517 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 220020323112 its reverse (211323020022), we get a palindrome (431343343134).

The spelling of 220020323112 in words is "two hundred twenty billion, twenty million, three hundred twenty-three thousand, one hundred twelve".