12020321119 has 2 divisors, whose sum is σ = 12020321120. Its totient is φ = 12020321118.

The previous prime is 12020321039. The next prime is 12020321123. The reversal of 12020321119 is 91112302021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12020321119 is a prime.

It is a super-2 number, since 2×12020321119² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12020321119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12020321219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010160559 + 6010160560.

It is an arithmetic number, because the mean of its divisors is an integer number (6010160560).

Almost surely, 2^12020321119 is an apocalyptic number.

12020321119 is a deficient number, since it is larger than the sum of its proper divisors (1).

12020321119 is an equidigital number, since it uses as much as digits as its factorization.

12020321119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 12020321119 in words is "twelve billion, twenty million, three hundred twenty-one thousand, one hundred nineteen".