12220000111120 has 160 divisors (see below), whose sum is σ = 29031804345600. Its totient is φ = 4782321696768.

The previous prime is 12220000111073. The next prime is 12220000111127. The reversal of 12220000111120 is 2111100002221.

It is a self number, because there is not a number n which added to its sum of digits gives 12220000111120.

It is not an unprimeable number, because it can be changed into a prime (12220000111127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1261219236 + ... + 1261228924.

It is an arithmetic number, because the mean of its divisors is an integer number (181448777160).

Almost surely, 2^{12220000111120} is an apocalyptic number.

12220000111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12220000111120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14515902172800).

12220000111120 is an abundant number, since it is smaller than the sum of its proper divisors (16811804234480).

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

12220000111120 is a wasteful number, since it uses less digits than its factorization.

12220000111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11345 (or 11339 counting only the distinct ones).

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

Adding to 12220000111120 its reverse (2111100002221), we get a palindrome (14331100113341).

The spelling of 12220000111120 in words is "twelve trillion, two hundred twenty billion, one hundred eleven thousand, one hundred twenty".