30036115217 has 2 divisors, whose sum is σ = 30036115218. Its totient is φ = 30036115216.

The previous prime is 30036115147. The next prime is 30036115223. The reversal of 30036115217 is 71251163003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30011751121 + 24364096 = 173239^2 + 4936^2 .

It is a cyclic number.

It is not a de Polignac number, because 30036115217 - 2¹⁰ = 30036114193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30036115217.

It is not a weakly prime, because it can be changed into another prime (30036115517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15018057608 + 15018057609.

It is an arithmetic number, because the mean of its divisors is an integer number (15018057609).

Almost surely, 2^30036115217 is an apocalyptic number.

It is an amenable number.

30036115217 is a deficient number, since it is larger than the sum of its proper divisors (1).

30036115217 is an equidigital number, since it uses as much as digits as its factorization.

30036115217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The spelling of 30036115217 in words is "thirty billion, thirty-six million, one hundred fifteen thousand, two hundred seventeen".