12001133211211 has 8 divisors (see below), whose sum is σ = 12256524984384. Its totient is φ = 11745743459520.

The previous prime is 12001133211203. The next prime is 12001133211227. The reversal of 12001133211211 is 11211233110021.

12001133211211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12001133211211 - 2³ = 12001133211203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12001133217211) 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, 23228551 + ... + 23739583.

It is an arithmetic number, because the mean of its divisors is an integer number (1532065623048).

Almost surely, 2^{12001133211211} is an apocalyptic number.

12001133211211 is a deficient number, since it is larger than the sum of its proper divisors (255391773173).

12001133211211 is an equidigital number, since it uses as much as digits as its factorization.

12001133211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010741.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 12001133211211 its reverse (11211233110021), we get a palindrome (23212366321232).

The spelling of 12001133211211 in words is "twelve trillion, one billion, one hundred thirty-three million, two hundred eleven thousand, two hundred eleven".