12222220000112 has 160 divisors (see below), whose sum is σ = 25900567257600. Its totient is φ = 5567762534400.

The previous prime is 12222220000099. The next prime is 12222220000121. The reversal of 12222220000112 is 21100002222221.

It is a happy number.

It is a super-2 number, since 2×12222220000112² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 367160333 + ... + 367193619.

It is an arithmetic number, because the mean of its divisors is an integer number (161878545360).

Almost surely, 2^{12222220000112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12222220000112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12950283628800).

12222220000112 is an abundant number, since it is smaller than the sum of its proper divisors (13678347257488).

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

12222220000112 is a wasteful number, since it uses less digits than its factorization.

12222220000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33775 (or 33769 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12222220000112 its reverse (21100002222221), we get a palindrome (33322222222333).

The spelling of 12222220000112 in words is "twelve trillion, two hundred twenty-two billion, two hundred twenty million, one hundred twelve", and thus it is an aban number.