30220020317 has 2 divisors, whose sum is σ = 30220020318. Its totient is φ = 30220020316.

The previous prime is 30220020269. The next prime is 30220020323. The reversal of 30220020317 is 71302002203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23596339321 + 6623680996 = 153611^2 + 81386^2 .

It is a cyclic number.

It is not a de Polignac number, because 30220020317 - 2²² = 30215826013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30220020217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110010158 + 15110010159.

It is an arithmetic number, because the mean of its divisors is an integer number (15110010159).

Almost surely, 2^30220020317 is an apocalyptic number.

It is an amenable number.

30220020317 is a deficient number, since it is larger than the sum of its proper divisors (1).

30220020317 is an equidigital number, since it uses as much as digits as its factorization.

30220020317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 20.

The spelling of 30220020317 in words is "thirty billion, two hundred twenty million, twenty thousand, three hundred seventeen".