30001030217 has 2 divisors, whose sum is σ = 30001030218. Its totient is φ = 30001030216.

The previous prime is 30001030151. The next prime is 30001030231. The reversal of 30001030217 is 71203010003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22820332096 + 7180698121 = 151064^2 + 84739^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30001030217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30001030195 and 30001030204.

It is not a weakly prime, because it can be changed into another prime (30001030277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15000515108 + 15000515109.

It is an arithmetic number, because the mean of its divisors is an integer number (15000515109).

Almost surely, 2^30001030217 is an apocalyptic number.

It is an amenable number.

30001030217 is a deficient number, since it is larger than the sum of its proper divisors (1).

30001030217 is an equidigital number, since it uses as much as digits as its factorization.

30001030217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126, while the sum is 17.

The spelling of 30001030217 in words is "thirty billion, one million, thirty thousand, two hundred seventeen".