12111122200211 has 8 divisors (see below), whose sum is σ = 12153427510224. Its totient is φ = 12068886301920.

The previous prime is 12111122200183. The next prime is 12111122200213. The reversal of 12111122200211 is 11200222111121.

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 12111122200211 - 2²⁶ = 12111055091347 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 12111122200211.

It is not an unprimeable number, because it can be changed into a prime (12111122200213) 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 7 ways as a sum of consecutive naturals, for example, 17003345 + ... + 17701298.

It is an arithmetic number, because the mean of its divisors is an integer number (1519178438778).

Almost surely, 2^{12111122200211} is an apocalyptic number.

12111122200211 is a deficient number, since it is larger than the sum of its proper divisors (42305310013).

12111122200211 is an equidigital number, since it uses as much as digits as its factorization.

12111122200211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34705861.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12111122200211 its reverse (11200222111121), we get a palindrome (23311344311332).

The spelling of 12111122200211 in words is "twelve trillion, one hundred eleven billion, one hundred twenty-two million, two hundred thousand, two hundred eleven".