12000210001001 has 4 divisors (see below), whose sum is σ = 12003612388992. Its totient is φ = 11996807613012.

The previous prime is 12000210000959. The next prime is 12000210001009. The reversal of 12000210001001 is 10010001200021.

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 not a de Polignac number, because 12000210001001 - 2¹⁴ = 12000209984617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12000210001001.

It is not an unprimeable number, because it can be changed into a prime (12000210001009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1701188705 + ... + 1701195758.

It is an arithmetic number, because the mean of its divisors is an integer number (3000903097248).

Almost surely, 2^{12000210001001} is an apocalyptic number.

It is an amenable number.

12000210001001 is a deficient number, since it is larger than the sum of its proper divisors (3402387991).

12000210001001 is an equidigital number, since it uses as much as digits as its factorization.

12000210001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3402387990.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 12000210001001 its reverse (10010001200021), we get a palindrome (22010211201022).

The spelling of 12000210001001 in words is "twelve trillion, two hundred ten million, one thousand, one".