12002033203021 has 4 divisors (see below), whose sum is σ = 12003728652000. Its totient is φ = 12000337754044.

The previous prime is 12002033203003. The next prime is 12002033203051. The reversal of 12002033203021 is 12030233020021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12002033203021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12002033203021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002033203001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 847713871 + ... + 847728028.

It is an arithmetic number, because the mean of its divisors is an integer number (3000932163000).

Almost surely, 2^{12002033203021} is an apocalyptic number.

It is an amenable number.

12002033203021 is a deficient number, since it is larger than the sum of its proper divisors (1695448979).

12002033203021 is an equidigital number, since it uses as much as digits as its factorization.

12002033203021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695448978.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12002033203021 its reverse (12030233020021), we get a palindrome (24032266223042).

The spelling of 12002033203021 in words is "twelve trillion, two billion, thirty-three million, two hundred three thousand, twenty-one".