110120012122217 has 2 divisors, whose sum is σ = 110120012122218. Its totient is φ = 110120012122216.

The previous prime is 110120012122163. The next prime is 110120012122331. The reversal of 110120012122217 is 712221210021011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63420501762601 + 46699510359616 = 7963699^2 + 6833704^2 .

It is a cyclic number.

It is not a de Polignac number, because 110120012122217 - 2¹⁰ = 110120012121193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110120012122192 and 110120012122201.

It is not a weakly prime, because it can be changed into another prime (110120012152217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55060006061108 + 55060006061109.

It is an arithmetic number, because the mean of its divisors is an integer number (55060006061109).

Almost surely, 2^{110120012122217} is an apocalyptic number.

It is an amenable number.

110120012122217 is a deficient number, since it is larger than the sum of its proper divisors (1).

110120012122217 is an equidigital number, since it uses as much as digits as its factorization.

110120012122217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 110120012122217 its reverse (712221210021011), we get a palindrome (822341222143228).

The spelling of 110120012122217 in words is "one hundred ten trillion, one hundred twenty billion, twelve million, one hundred twenty-two thousand, two hundred seventeen".