120002101122209 has 2 divisors, whose sum is σ = 120002101122210. Its totient is φ = 120002101122208.

The previous prime is 120002101122203. The next prime is 120002101122221. The reversal of 120002101122209 is 902221101200021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116225044915984 + 3777056206225 = 10780772^2 + 1943465^2 .

It is a cyclic number.

It is not a de Polignac number, because 120002101122209 - 2⁴ = 120002101122193 is a prime.

It is not a weakly prime, because it can be changed into another prime (120002101122203) 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, 60001050561104 + 60001050561105.

It is an arithmetic number, because the mean of its divisors is an integer number (60001050561105).

Almost surely, 2^{120002101122209} is an apocalyptic number.

It is an amenable number.

120002101122209 is a deficient number, since it is larger than the sum of its proper divisors (1).

120002101122209 is an equidigital number, since it uses as much as digits as its factorization.

120002101122209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 120002101122209 in words is "one hundred twenty trillion, two billion, one hundred one million, one hundred twenty-two thousand, two hundred nine".