3311111322209 has 2 divisors, whose sum is σ = 3311111322210. Its totient is φ = 3311111322208.

The previous prime is 3311111322173. The next prime is 3311111322223. The reversal of 3311111322209 is 9022231111133.

3311111322209 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3305749421584 + 5361900625 = 1818172^2 + 73225^2 .

It is a cyclic number.

It is not a de Polignac number, because 3311111322209 - 2²⁰ = 3311110273633 is a prime.

It is not a weakly prime, because it can be changed into another prime (3311111322269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1655555661104 + 1655555661105.

It is an arithmetic number, because the mean of its divisors is an integer number (1655555661105).

Almost surely, 2^{3311111322209} is an apocalyptic number.

It is an amenable number.

3311111322209 is a deficient number, since it is larger than the sum of its proper divisors (1).

3311111322209 is an equidigital number, since it uses as much as digits as its factorization.

3311111322209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 3311111322209 in words is "three trillion, three hundred eleven billion, one hundred eleven million, three hundred twenty-two thousand, two hundred nine".