12112002220211 has 4 divisors (see below), whose sum is σ = 12112118033232. Its totient is φ = 12111886407192.

The previous prime is 12112002220189. The next prime is 12112002220261. The reversal of 12112002220211 is 11202220021121.

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 12112002220211 - 2¹⁴ = 12112002203827 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 12112002220211.

It is not an unprimeable number, because it can be changed into a prime (12112002220261) 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, 57749495 + ... + 57958848.

It is an arithmetic number, because the mean of its divisors is an integer number (3028029508308).

Almost surely, 2^{12112002220211} is an apocalyptic number.

12112002220211 is a deficient number, since it is larger than the sum of its proper divisors (115813021).

12112002220211 is a wasteful number, since it uses less digits than its factorization.

12112002220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115813020.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12112002220211 its reverse (11202220021121), we get a palindrome (23314222241332).

The spelling of 12112002220211 in words is "twelve trillion, one hundred twelve billion, two million, two hundred twenty thousand, two hundred eleven".