30100102217 has 2 divisors, whose sum is σ = 30100102218. Its totient is φ = 30100102216.

The previous prime is 30100102181. The next prime is 30100102261. The reversal of 30100102217 is 71220100103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29360479801 + 739622416 = 171349^2 + 27196^2 .

It is a cyclic number.

It is not a de Polignac number, because 30100102217 - 2¹⁰ = 30100101193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30100102195 and 30100102204.

It is not a weakly prime, because it can be changed into another prime (30100152217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15050051108 + 15050051109.

It is an arithmetic number, because the mean of its divisors is an integer number (15050051109).

Almost surely, 2^30100102217 is an apocalyptic number.

It is an amenable number.

30100102217 is a deficient number, since it is larger than the sum of its proper divisors (1).

30100102217 is an equidigital number, since it uses as much as digits as its factorization.

30100102217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 17.

The spelling of 30100102217 in words is "thirty billion, one hundred million, one hundred two thousand, two hundred seventeen".