233030320331 has 2 divisors, whose sum is σ = 233030320332. Its totient is φ = 233030320330.

The previous prime is 233030320297. The next prime is 233030320333. The reversal of 233030320331 is 133023030332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 233030320331 - 2⁶ = 233030320267 is a prime.

It is a super-2 number, since 2×233030320331² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 233030320333, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 233030320297 and 233030320306.

It is not a weakly prime, because it can be changed into another prime (233030320333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116515160165 + 116515160166.

It is an arithmetic number, because the mean of its divisors is an integer number (116515160166).

Almost surely, 2^233030320331 is an apocalyptic number.

233030320331 is a deficient number, since it is larger than the sum of its proper divisors (1).

233030320331 is an equidigital number, since it uses as much as digits as its factorization.

233030320331 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 23.

Adding to 233030320331 its reverse (133023030332), we get a palindrome (366053350663).

The spelling of 233030320331 in words is "two hundred thirty-three billion, thirty million, three hundred twenty thousand, three hundred thirty-one".