233323331993 has 2 divisors, whose sum is σ = 233323331994. Its totient is φ = 233323331992.

The previous prime is 233323331981. The next prime is 233323332001. The reversal of 233323331993 is 399133323332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123223465024 + 110099866969 = 351032^2 + 331813^2 .

It is a cyclic number.

It is not a de Polignac number, because 233323331993 - 2¹⁰ = 233323330969 is a prime.

It is not a weakly prime, because it can be changed into another prime (233323331693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116661665996 + 116661665997.

It is an arithmetic number, because the mean of its divisors is an integer number (116661665997).

Almost surely, 2^233323331993 is an apocalyptic number.

It is an amenable number.

233323331993 is a deficient number, since it is larger than the sum of its proper divisors (1).

233323331993 is an equidigital number, since it uses as much as digits as its factorization.

233323331993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 708588, while the sum is 44.

The spelling of 233323331993 in words is "two hundred thirty-three billion, three hundred twenty-three million, three hundred thirty-one thousand, nine hundred ninety-three".