233313434423 has 2 divisors, whose sum is σ = 233313434424. Its totient is φ = 233313434422.

The previous prime is 233313434381. The next prime is 233313434491. The reversal of 233313434423 is 324434313332.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233313434423 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233313434323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116656717211 + 116656717212.

It is an arithmetic number, because the mean of its divisors is an integer number (116656717212).

Almost surely, 2^233313434423 is an apocalyptic number.

233313434423 is a deficient number, since it is larger than the sum of its proper divisors (1).

233313434423 is an equidigital number, since it uses as much as digits as its factorization.

233313434423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 35.

Adding to 233313434423 its reverse (324434313332), we get a palindrome (557747747755).

The spelling of 233313434423 in words is "two hundred thirty-three billion, three hundred thirteen million, four hundred thirty-four thousand, four hundred twenty-three".