12211120002112 has 28 divisors (see below), whose sum is σ = 24236995656976. Its totient is φ = 6104160466560.

The previous prime is 12211120002097. The next prime is 12211120002127. The reversal of 12211120002112 is 21120002111221.

It is an interprime number because it is at equal distance from previous prime (12211120002097) and next prime (12211120002127).

It is a super-2 number, since 2×12211120002112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 21586314 + ... + 22144777.

Almost surely, 2^{12211120002112} is an apocalyptic number.

It is an amenable number.

12211120002112 is a deficient number, since it is larger than the sum of its proper divisors (12025875654864).

12211120002112 is an equidigital number, since it uses as much as digits as its factorization.

12211120002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43735466 (or 43735456 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12211120002112 its reverse (21120002111221), we get a palindrome (33331122113333).

The spelling of 12211120002112 in words is "twelve trillion, two hundred eleven billion, one hundred twenty million, two thousand, one hundred twelve".