120102002101217 has 2 divisors, whose sum is σ = 120102002101218. Its totient is φ = 120102002101216.

The previous prime is 120102002101129. The next prime is 120102002101231. The reversal of 120102002101217 is 712101200201021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91583828163136 + 28518173938081 = 9569944^2 + 5340241^2 .

It is a cyclic number.

It is not a de Polignac number, because 120102002101217 - 2²⁶ = 120101934992353 is a prime.

It is a super-2 number, since 2×120102002101217² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120102002101117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60051001050608 + 60051001050609.

It is an arithmetic number, because the mean of its divisors is an integer number (60051001050609).

Almost surely, 2^{120102002101217} is an apocalyptic number.

It is an amenable number.

120102002101217 is a deficient number, since it is larger than the sum of its proper divisors (1).

120102002101217 is an equidigital number, since it uses as much as digits as its factorization.

120102002101217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 120102002101217 its reverse (712101200201021), we get a palindrome (832203202302238).

The spelling of 120102002101217 in words is "one hundred twenty trillion, one hundred two billion, two million, one hundred one thousand, two hundred seventeen".