12002201211211 has 4 divisors (see below), whose sum is σ = 12036789687672. Its totient is φ = 11967612734752.

The previous prime is 12002201211179. The next prime is 12002201211241. The reversal of 12002201211211 is 11211210220021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12002201211211 - 2⁵ = 12002201211179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12002201211241) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 17294237710 + ... + 17294238403.

It is an arithmetic number, because the mean of its divisors is an integer number (3009197421918).

Almost surely, 2^{12002201211211} is an apocalyptic number.

12002201211211 is a deficient number, since it is larger than the sum of its proper divisors (34588476461).

12002201211211 is an equidigital number, since it uses as much as digits as its factorization.

12002201211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34588476460.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12002201211211 its reverse (11211210220021), we get a palindrome (23213411431232).

The spelling of 12002201211211 in words is "twelve trillion, two billion, two hundred one million, two hundred eleven thousand, two hundred eleven".