12112202021011 has 16 divisors (see below), whose sum is σ = 12215083161600. Its totient is φ = 12009763671840.

The previous prime is 12112202020999. The next prime is 12112202021027. The reversal of 12112202021011 is 11012020221121.

It is a cyclic number.

It is not a de Polignac number, because 12112202021011 - 2¹⁹ = 12112201496723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12112202021611) 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 15 ways as a sum of consecutive naturals, for example, 227513766 + ... + 227566996.

It is an arithmetic number, because the mean of its divisors is an integer number (763442697600).

Almost surely, 2^{12112202021011} is an apocalyptic number.

12112202021011 is a deficient number, since it is larger than the sum of its proper divisors (102881140589).

12112202021011 is a wasteful number, since it uses less digits than its factorization.

12112202021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57354.

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

Adding to 12112202021011 its reverse (11012020221121), we get a palindrome (23124222242132).

The spelling of 12112202021011 in words is "twelve trillion, one hundred twelve billion, two hundred two million, twenty-one thousand, eleven".