12102020121199 has 2 divisors, whose sum is σ = 12102020121200. Its totient is φ = 12102020121198.

The previous prime is 12102020121179. The next prime is 12102020121203. The reversal of 12102020121199 is 99112102020121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12102020121199 - 2²⁹ = 12101483250287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12102020121199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12102020121179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051010060599 + 6051010060600.

It is an arithmetic number, because the mean of its divisors is an integer number (6051010060600).

Almost surely, 2^{12102020121199} is an apocalyptic number.

12102020121199 is a deficient number, since it is larger than the sum of its proper divisors (1).

12102020121199 is an equidigital number, since it uses as much as digits as its factorization.

12102020121199 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 31.

The spelling of 12102020121199 in words is "twelve trillion, one hundred two billion, twenty million, one hundred twenty-one thousand, one hundred ninety-nine".