2020101120209 has 2 divisors, whose sum is σ = 2020101120210. Its totient is φ = 2020101120208.

The previous prime is 2020101120199. The next prime is 2020101120259. The reversal of 2020101120209 is 9020211010202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1989044812225 + 31056307984 = 1410335^2 + 176228^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020101120209 - 2¹² = 2020101116113 is a prime.

It is not a weakly prime, because it can be changed into another prime (2020101120259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010050560104 + 1010050560105.

It is an arithmetic number, because the mean of its divisors is an integer number (1010050560105).

Almost surely, 2^{2020101120209} is an apocalyptic number.

It is an amenable number.

2020101120209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020101120209 is an equidigital number, since it uses as much as digits as its factorization.

2020101120209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 2020101120209 in words is "two trillion, twenty billion, one hundred one million, one hundred twenty thousand, two hundred nine".