23338066321 has 2 divisors, whose sum is σ = 23338066322. Its totient is φ = 23338066320.

The previous prime is 23338066267. The next prime is 23338066331. The reversal of 23338066321 is 12366083332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18786540096 + 4551526225 = 137064^2 + 67465^2 .

It is a cyclic number.

It is not a de Polignac number, because 23338066321 - 2⁹ = 23338065809 is a prime.

It is not a weakly prime, because it can be changed into another prime (23338066331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11669033160 + 11669033161.

It is an arithmetic number, because the mean of its divisors is an integer number (11669033161).

Almost surely, 2^23338066321 is an apocalyptic number.

It is an amenable number.

23338066321 is a deficient number, since it is larger than the sum of its proper divisors (1).

23338066321 is an equidigital number, since it uses as much as digits as its factorization.

23338066321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 23338066321 in words is "twenty-three billion, three hundred thirty-eight million, sixty-six thousand, three hundred twenty-one".