12001201021983 has 8 divisors (see below), whose sum is σ = 16001724480768. Its totient is φ = 8000739122264.

The previous prime is 12001201021897. The next prime is 12001201022033. The reversal of 12001201021983 is 38912010210021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12001201021983 - 2¹⁰ = 12001201020959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12001201021983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001201020983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14932935 + ... + 15716072.

It is an arithmetic number, because the mean of its divisors is an integer number (2000215560096).

Almost surely, 2^{12001201021983} is an apocalyptic number.

12001201021983 is a deficient number, since it is larger than the sum of its proper divisors (4000523458785).

12001201021983 is a wasteful number, since it uses less digits than its factorization.

12001201021983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30779533.

The product of its (nonzero) digits is 1728, while the sum is 30.

The spelling of 12001201021983 in words is "twelve trillion, one billion, two hundred one million, twenty-one thousand, nine hundred eighty-three".