30300222193 has 2 divisors, whose sum is σ = 30300222194. Its totient is φ = 30300222192.

The previous prime is 30300222191. The next prime is 30300222217. The reversal of 30300222193 is 39122200303.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29011627584 + 1288594609 = 170328^2 + 35897^2 .

It is an emirp because it is prime and its reverse (39122200303) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30300222193 - 2¹ = 30300222191 is a prime.

Together with 30300222191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (30300222191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15150111096 + 15150111097.

It is an arithmetic number, because the mean of its divisors is an integer number (15150111097).

Almost surely, 2^30300222193 is an apocalyptic number.

It is an amenable number.

30300222193 is a deficient number, since it is larger than the sum of its proper divisors (1).

30300222193 is an equidigital number, since it uses as much as digits as its factorization.

30300222193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 30300222193 its reverse (39122200303), we get a palindrome (69422422496).

The spelling of 30300222193 in words is "thirty billion, three hundred million, two hundred twenty-two thousand, one hundred ninety-three".