2122010202209 has 2 divisors, whose sum is σ = 2122010202210. Its totient is φ = 2122010202208.

The previous prime is 2122010202173. The next prime is 2122010202223. The reversal of 2122010202209 is 9022020102212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1907893000225 + 214117201984 = 1381265^2 + 462728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2122010202209 is a prime.

It is not a weakly prime, because it can be changed into another prime (2122010207209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061005101104 + 1061005101105.

It is an arithmetic number, because the mean of its divisors is an integer number (1061005101105).

Almost surely, 2^{2122010202209} is an apocalyptic number.

It is an amenable number.

2122010202209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122010202209 is an equidigital number, since it uses as much as digits as its factorization.

2122010202209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 2122010202209 in words is "two trillion, one hundred twenty-two billion, ten million, two hundred two thousand, two hundred nine".