12020066617200 has 60 divisors (see below), whose sum is σ = 38504280067608. Its totient is φ = 3205351097600.

The previous prime is 12020066617157. The next prime is 12020066617211. The reversal of 12020066617200 is 271666002021.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5008359891 + ... + 5008362290.

Almost surely, 2^{12020066617200} is an apocalyptic number.

12020066617200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12020066617200 is an abundant number, since it is smaller than the sum of its proper divisors (26484213450408).

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

12020066617200 is a wasteful number, since it uses less digits than its factorization.

12020066617200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10016722202 (or 10016722191 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 12020066617200 in words is "twelve trillion, twenty billion, sixty-six million, six hundred seventeen thousand, two hundred".