20332232333393 has 2 divisors, whose sum is σ = 20332232333394. Its totient is φ = 20332232333392.

The previous prime is 20332232333263. The next prime is 20332232333411. The reversal of 20332232333393 is 39333323223302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16054069603009 + 4278162730384 = 4006753^2 + 2068372^2 .

It is a cyclic number.

It is not a de Polignac number, because 20332232333393 - 2⁸ = 20332232333137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20332232333393.

It is not a weakly prime, because it can be changed into another prime (20332232333593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166116166696 + 10166116166697.

It is an arithmetic number, because the mean of its divisors is an integer number (10166116166697).

Almost surely, 2^{20332232333393} is an apocalyptic number.

It is an amenable number.

20332232333393 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332232333393 is an equidigital number, since it uses as much as digits as its factorization.

20332232333393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 944784, while the sum is 41.

Adding to 20332232333393 its reverse (39333323223302), we get a palindrome (59665555556695).

The spelling of 20332232333393 in words is "twenty trillion, three hundred thirty-two billion, two hundred thirty-two million, three hundred thirty-three thousand, three hundred ninety-three".