2212160272109 has 2 divisors, whose sum is σ = 2212160272110. Its totient is φ = 2212160272108.

The previous prime is 2212160272099. The next prime is 2212160272129. The reversal of 2212160272109 is 9012720612122.

2212160272109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1144290181225 + 1067870090884 = 1069715^2 + 1033378^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2212160272109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212160272129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106080136054 + 1106080136055.

It is an arithmetic number, because the mean of its divisors is an integer number (1106080136055).

Almost surely, 2^{2212160272109} is an apocalyptic number.

It is an amenable number.

2212160272109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212160272109 is an equidigital number, since it uses as much as digits as its factorization.

2212160272109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The spelling of 2212160272109 in words is "two trillion, two hundred twelve billion, one hundred sixty million, two hundred seventy-two thousand, one hundred nine".