30223131193 has 2 divisors, whose sum is σ = 30223131194. Its totient is φ = 30223131192.

The previous prime is 30223131179. The next prime is 30223131241. The reversal of 30223131193 is 39113132203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28570464784 + 1652666409 = 169028^2 + 40653^2 .

It is an emirp because it is prime and its reverse (39113132203) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30223131193 - 2⁵ = 30223131161 is a prime.

It is not a weakly prime, because it can be changed into another prime (30223131293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15111565596 + 15111565597.

It is an arithmetic number, because the mean of its divisors is an integer number (15111565597).

Almost surely, 2^30223131193 is an apocalyptic number.

It is an amenable number.

30223131193 is a deficient number, since it is larger than the sum of its proper divisors (1).

30223131193 is an equidigital number, since it uses as much as digits as its factorization.

30223131193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 30223131193 its reverse (39113132203), we get a palindrome (69336263396).

The spelling of 30223131193 in words is "thirty billion, two hundred twenty-three million, one hundred thirty-one thousand, one hundred ninety-three".