12112112020051 has 2 divisors, whose sum is σ = 12112112020052. Its totient is φ = 12112112020050.

The previous prime is 12112112020031. The next prime is 12112112020121. The reversal of 12112112020051 is 15002021121121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12112112020051 - 2¹⁹ = 12112111495763 is a prime.

It is not a weakly prime, because it can be changed into another prime (12112112020031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6056056010025 + 6056056010026.

It is an arithmetic number, because the mean of its divisors is an integer number (6056056010026).

Almost surely, 2^{12112112020051} is an apocalyptic number.

12112112020051 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112112020051 is an equidigital number, since it uses as much as digits as its factorization.

12112112020051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80, while the sum is 19.

Adding to 12112112020051 its reverse (15002021121121), we get a palindrome (27114133141172).

The spelling of 12112112020051 in words is "twelve trillion, one hundred twelve billion, one hundred twelve million, twenty thousand, fifty-one".