12002112120112 has 80 divisors (see below), whose sum is σ = 24504797306880. Its totient is φ = 5683520722176.

The previous prime is 12002112120023. The next prime is 12002112120127. The reversal of 12002112120112 is 21102121120021.

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 15 ways as a sum of consecutive naturals, for example, 57938673 + ... + 58145455.

It is an arithmetic number, because the mean of its divisors is an integer number (306309966336).

Almost surely, 2^{12002112120112} 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 12002112120112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12252398653440).

12002112120112 is an abundant number, since it is smaller than the sum of its proper divisors (12502685186768).

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

12002112120112 is a wasteful number, since it uses less digits than its factorization.

12002112120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208370 (or 208364 counting only the distinct ones).

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

Adding to 12002112120112 its reverse (21102121120021), we get a palindrome (33104233240133).

The spelling of 12002112120112 in words is "twelve trillion, two billion, one hundred twelve million, one hundred twenty thousand, one hundred twelve".