12110000220 has 36 divisors (see below), whose sum is σ = 36733667880. Its totient is φ = 3229333344.

The previous prime is 12110000207. The next prime is 12110000249. The reversal of 12110000220 is 2200001121.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33638710 + ... + 33639069.

Almost surely, 2^12110000220 is an apocalyptic number.

12110000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12110000220 is an abundant number, since it is smaller than the sum of its proper divisors (24623667660).

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

12110000220 is a wasteful number, since it uses less digits than its factorization.

12110000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67277794 (or 67277789 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 12110000220 its reverse (2200001121), we get a palindrome (14310001341).

Subtracting from 12110000220 its reverse (2200001121), we obtain a palindrome (9909999099).

The spelling of 12110000220 in words is "twelve billion, one hundred ten million, two hundred twenty", and thus it is an aban number.