12002120196 has 72 divisors (see below), whose sum is σ = 30939289920. Its totient is φ = 3618457920.

The previous prime is 12002120183. The next prime is 12002120213. The reversal of 12002120196 is 69102120021.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 265065 + ... + 307023.

It is an arithmetic number, because the mean of its divisors is an integer number (429712360).

Almost surely, 2^12002120196 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 12002120196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15469644960).

12002120196 is an abundant number, since it is smaller than the sum of its proper divisors (18937169724).

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

12002120196 is a wasteful number, since it uses less digits than its factorization.

12002120196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42185 (or 42172 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The spelling of 12002120196 in words is "twelve billion, two million, one hundred twenty thousand, one hundred ninety-six".