120010200209 has 2 divisors, whose sum is σ = 120010200210. Its totient is φ = 120010200208.

The previous prime is 120010200179. The next prime is 120010200257. The reversal of 120010200209 is 902002010021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73600977025 + 46409223184 = 271295^2 + 215428^2 .

It is a cyclic number.

It is not a de Polignac number, because 120010200209 - 2¹² = 120010196113 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (120010200509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60005100104 + 60005100105.

It is an arithmetic number, because the mean of its divisors is an integer number (60005100105).

Almost surely, 2^120010200209 is an apocalyptic number.

It is an amenable number.

120010200209 is a deficient number, since it is larger than the sum of its proper divisors (1).

120010200209 is an equidigital number, since it uses as much as digits as its factorization.

120010200209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The spelling of 120010200209 in words is "one hundred twenty billion, ten million, two hundred thousand, two hundred nine".