12120121120199 has 2 divisors, whose sum is σ = 12120121120200. Its totient is φ = 12120121120198.

The previous prime is 12120121120097. The next prime is 12120121120223. The reversal of 12120121120199 is 99102112102121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12120121120199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12120121120699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060060560099 + 6060060560100.

It is an arithmetic number, because the mean of its divisors is an integer number (6060060560100).

Almost surely, 2^{12120121120199} is an apocalyptic number.

12120121120199 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120121120199 is an equidigital number, since it uses as much as digits as its factorization.

12120121120199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 32.

The spelling of 12120121120199 in words is "twelve trillion, one hundred twenty billion, one hundred twenty-one million, one hundred twenty thousand, one hundred ninety-nine".