120220200209 has 2 divisors, whose sum is σ = 120220200210. Its totient is φ = 120220200208.

The previous prime is 120220200193. The next prime is 120220200223. The reversal of 120220200209 is 902002022021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110072659984 + 10147540225 = 331772^2 + 100735^2 .

It is a cyclic number.

It is not a de Polignac number, because 120220200209 - 2⁴ = 120220200193 is a prime.

It is not a weakly prime, because it can be changed into another prime (120220200239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60110100104 + 60110100105.

It is an arithmetic number, because the mean of its divisors is an integer number (60110100105).

Almost surely, 2^120220200209 is an apocalyptic number.

It is an amenable number.

120220200209 is a deficient number, since it is larger than the sum of its proper divisors (1).

120220200209 is an equidigital number, since it uses as much as digits as its factorization.

120220200209 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 20.

The spelling of 120220200209 in words is "one hundred twenty billion, two hundred twenty million, two hundred thousand, two hundred nine".