30221113217 has 2 divisors, whose sum is σ = 30221113218. Its totient is φ = 30221113216.

The previous prime is 30221113207. The next prime is 30221113357. The reversal of 30221113217 is 71231112203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18307172416 + 11913940801 = 135304^2 + 109151^2 .

It is a cyclic number.

It is not a de Polignac number, because 30221113217 - 2²⁸ = 29952677761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30221113192 and 30221113201.

It is not a weakly prime, because it can be changed into another prime (30221113207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110556608 + 15110556609.

It is an arithmetic number, because the mean of its divisors is an integer number (15110556609).

Almost surely, 2^30221113217 is an apocalyptic number.

It is an amenable number.

30221113217 is a deficient number, since it is larger than the sum of its proper divisors (1).

30221113217 is an equidigital number, since it uses as much as digits as its factorization.

30221113217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

The spelling of 30221113217 in words is "thirty billion, two hundred twenty-one million, one hundred thirteen thousand, two hundred seventeen".