110211111217 has 2 divisors, whose sum is σ = 110211111218. Its totient is φ = 110211111216.

The previous prime is 110211111209. The next prime is 110211111287. The reversal of 110211111217 is 712111112011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103374467361 + 6836643856 = 321519^2 + 82684^2 .

It is a cyclic number.

It is not a de Polignac number, because 110211111217 - 2³ = 110211111209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110211111194 and 110211111203.

It is not a weakly prime, because it can be changed into another prime (110211111287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55105555608 + 55105555609.

It is an arithmetic number, because the mean of its divisors is an integer number (55105555609).

Almost surely, 2^110211111217 is an apocalyptic number.

It is an amenable number.

110211111217 is a deficient number, since it is larger than the sum of its proper divisors (1).

110211111217 is an equidigital number, since it uses as much as digits as its factorization.

110211111217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 19.

Adding to 110211111217 its reverse (712111112011), we get a palindrome (822322223228).

The spelling of 110211111217 in words is "one hundred ten billion, two hundred eleven million, one hundred eleven thousand, two hundred seventeen".