22110040302209 has 2 divisors, whose sum is σ = 22110040302210. Its totient is φ = 22110040302208.

The previous prime is 22110040302199. The next prime is 22110040302247. The reversal of 22110040302209 is 90220304001122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19201292997184 + 2908747305025 = 4381928^2 + 1705505^2 .

It is a cyclic number.

It is not a de Polignac number, because 22110040302209 - 2⁸ = 22110040301953 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (22110040302269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055020151104 + 11055020151105.

It is an arithmetic number, because the mean of its divisors is an integer number (11055020151105).

Almost surely, 2^{22110040302209} is an apocalyptic number.

It is an amenable number.

22110040302209 is a deficient number, since it is larger than the sum of its proper divisors (1).

22110040302209 is an equidigital number, since it uses as much as digits as its factorization.

22110040302209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 22110040302209 in words is "twenty-two trillion, one hundred ten billion, forty million, three hundred two thousand, two hundred nine".