30523421333 has 2 divisors, whose sum is σ = 30523421334. Its totient is φ = 30523421332.

The previous prime is 30523421329. The next prime is 30523421437. The reversal of 30523421333 is 33312432503.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22904400964 + 7619020369 = 151342^2 + 87287^2 .

It is a cyclic number.

It is not a de Polignac number, because 30523421333 - 2² = 30523421329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30523421296 and 30523421305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30523451333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15261710666 + 15261710667.

It is an arithmetic number, because the mean of its divisors is an integer number (15261710667).

Almost surely, 2^30523421333 is an apocalyptic number.

It is an amenable number.

30523421333 is a deficient number, since it is larger than the sum of its proper divisors (1).

30523421333 is an equidigital number, since it uses as much as digits as its factorization.

30523421333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 29.

Adding to 30523421333 its reverse (33312432503), we get a palindrome (63835853836).

The spelling of 30523421333 in words is "thirty billion, five hundred twenty-three million, four hundred twenty-one thousand, three hundred thirty-three".