12112200210011 has 4 divisors (see below), whose sum is σ = 13213309320024. Its totient is φ = 11011091100000.

The previous prime is 12112200209971. The next prime is 12112200210013. The reversal of 12112200210011 is 11001200221121.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12112200210011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12112200210013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550554554990 + ... + 550554555011.

It is an arithmetic number, because the mean of its divisors is an integer number (3303327330006).

Almost surely, 2^{12112200210011} is an apocalyptic number.

12112200210011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12112200210011 is a deficient number, since it is larger than the sum of its proper divisors (1101109110013).

12112200210011 is a wasteful number, since it uses less digits than its factorization.

12112200210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101109110012.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12112200210011 its reverse (11001200221121), we get a palindrome (23113400431132).

The spelling of 12112200210011 in words is "twelve trillion, one hundred twelve billion, two hundred million, two hundred ten thousand, eleven".