30242203393 has 2 divisors, whose sum is σ = 30242203394. Its totient is φ = 30242203392.

The previous prime is 30242203373. The next prime is 30242203399. The reversal of 30242203393 is 39330224203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21731771889 + 8510431504 = 147417^2 + 92252^2 .

It is an emirp because it is prime and its reverse (39330224203) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30242203393 - 2¹³ = 30242195201 is a prime.

It is not a weakly prime, because it can be changed into another prime (30242203399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15121101696 + 15121101697.

It is an arithmetic number, because the mean of its divisors is an integer number (15121101697).

Almost surely, 2^30242203393 is an apocalyptic number.

It is an amenable number.

30242203393 is a deficient number, since it is larger than the sum of its proper divisors (1).

30242203393 is an equidigital number, since it uses as much as digits as its factorization.

30242203393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 30242203393 its reverse (39330224203), we get a palindrome (69572427596).

The spelling of 30242203393 in words is "thirty billion, two hundred forty-two million, two hundred three thousand, three hundred ninety-three".