12021020002112 has 28 divisors (see below), whose sum is σ = 26022776256096. Its totient is φ = 5464100000640.

The previous prime is 12021020002099. The next prime is 12021020002139. The reversal of 12021020002112 is 21120002012021.

It is a congruent number.

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, 8537655548 + ... + 8537656955.

Almost surely, 2^{12021020002112} is an apocalyptic number.

It is an amenable number.

12021020002112 is an abundant number, since it is smaller than the sum of its proper divisors (14001756253984).

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

12021020002112 is a wasteful number, since it uses less digits than its factorization.

12021020002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17075312526 (or 17075312516 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12021020002112 its reverse (21120002012021), we get a palindrome (33141022014133).

The spelling of 12021020002112 in words is "twelve trillion, twenty-one billion, twenty million, two thousand, one hundred twelve".