120120210211999 has 2 divisors, whose sum is σ = 120120210212000. Its totient is φ = 120120210211998.

The previous prime is 120120210211997. The next prime is 120120210212011. The reversal of 120120210211999 is 999112012021021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120120210211999 - 2¹ = 120120210211997 is a prime.

Together with 120120210211997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120120210211997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060105105999 + 60060105106000.

It is an arithmetic number, because the mean of its divisors is an integer number (60060105106000).

Almost surely, 2^{120120210211999} is an apocalyptic number.

120120210211999 is a deficient number, since it is larger than the sum of its proper divisors (1).

120120210211999 is an equidigital number, since it uses as much as digits as its factorization.

120120210211999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 40.

The spelling of 120120210211999 in words is "one hundred twenty trillion, one hundred twenty billion, two hundred ten million, two hundred eleven thousand, nine hundred ninety-nine".