12000211122112 has 112 divisors (see below), whose sum is σ = 24368215749120. Its totient is φ = 5860713830400.

The previous prime is 12000211122089. The next prime is 12000211122149. The reversal of 12000211122112 is 21122111200021.

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

It is a congruent number.

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, 4653046839 + ... + 4653049417.

Almost surely, 2^{12000211122112} 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 12000211122112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12184107874560).

12000211122112 is an abundant number, since it is smaller than the sum of its proper divisors (12368004627008).

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

12000211122112 is a wasteful number, since it uses less digits than its factorization.

12000211122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5130 (or 5120 counting only the distinct ones).

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

Adding to 12000211122112 its reverse (21122111200021), we get a palindrome (33122322322133).

The spelling of 12000211122112 in words is "twelve trillion, two hundred eleven million, one hundred twenty-two thousand, one hundred twelve".