220011112120 has 16 divisors (see below), whose sum is σ = 495025002360. Its totient is φ = 88004444832.

The previous prime is 220011112093. The next prime is 220011112169. The reversal of 220011112120 is 21211110022.

It is a self number, because there is not a number n which added to its sum of digits gives 220011112120.

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, 2750138862 + ... + 2750138941.

Almost surely, 2^220011112120 is an apocalyptic number.

220011112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220011112120 is an abundant number, since it is smaller than the sum of its proper divisors (275013890240).

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

220011112120 is a wasteful number, since it uses less digits than its factorization.

220011112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5500277814 (or 5500277810 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220011112120 its reverse (21211110022), we get a palindrome (241222222142).

The spelling of 220011112120 in words is "two hundred twenty billion, eleven million, one hundred twelve thousand, one hundred twenty".