120100011217 has 2 divisors, whose sum is σ = 120100011218. Its totient is φ = 120100011216.

The previous prime is 120100011169. The next prime is 120100011233. The reversal of 120100011217 is 712110001021.

It is an a-pointer prime, because the next prime (120100011233) can be obtained adding 120100011217 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96720378001 + 23379633216 = 310999^2 + 152904^2 .

It is a cyclic number.

It is not a de Polignac number, because 120100011217 - 2⁷ = 120100011089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120100011217.

It is not a weakly prime, because it can be changed into another prime (120100011517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050005608 + 60050005609.

It is an arithmetic number, because the mean of its divisors is an integer number (60050005609).

Almost surely, 2^120100011217 is an apocalyptic number.

It is an amenable number.

120100011217 is a deficient number, since it is larger than the sum of its proper divisors (1).

120100011217 is an equidigital number, since it uses as much as digits as its factorization.

120100011217 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 16.

Adding to 120100011217 its reverse (712110001021), we get a palindrome (832210012238).

The spelling of 120100011217 in words is "one hundred twenty billion, one hundred million, eleven thousand, two hundred seventeen".