13233333230321 has 2 divisors, whose sum is σ = 13233333230322. Its totient is φ = 13233333230320.

The previous prime is 13233333230233. The next prime is 13233333230333. The reversal of 13233333230321 is 12303233333231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13169902289296 + 63430941025 = 3629036^2 + 251855^2 .

It is an emirp because it is prime and its reverse (12303233333231) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13233333230321 is a prime.

It is a super-2 number, since 2×13233333230321² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13233333230021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6616666615160 + 6616666615161.

It is an arithmetic number, because the mean of its divisors is an integer number (6616666615161).

Almost surely, 2^{13233333230321} is an apocalyptic number.

It is an amenable number.

13233333230321 is a deficient number, since it is larger than the sum of its proper divisors (1).

13233333230321 is an equidigital number, since it uses as much as digits as its factorization.

13233333230321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 32.

Adding to 13233333230321 its reverse (12303233333231), we get a palindrome (25536566563552).

The spelling of 13233333230321 in words is "thirteen trillion, two hundred thirty-three billion, three hundred thirty-three million, two hundred thirty thousand, three hundred twenty-one".