12112020219499 has 2 divisors, whose sum is σ = 12112020219500. Its totient is φ = 12112020219498.

The previous prime is 12112020219401. The next prime is 12112020219539. The reversal of 12112020219499 is 99491202021121.

It is a strong prime.

It is an emirp because it is prime and its reverse (99491202021121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12112020219499 is a prime.

It is a super-2 number, since 2×12112020219499² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12112020219899) 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 as a sum of consecutive naturals, namely, 6056010109749 + 6056010109750.

It is an arithmetic number, because the mean of its divisors is an integer number (6056010109750).

Almost surely, 2^{12112020219499} is an apocalyptic number.

12112020219499 is a deficient number, since it is larger than the sum of its proper divisors (1).

12112020219499 is an equidigital number, since it uses as much as digits as its factorization.

12112020219499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 43.

The spelling of 12112020219499 in words is "twelve trillion, one hundred twelve billion, twenty million, two hundred nineteen thousand, four hundred ninety-nine".