320023204099 has 2 divisors, whose sum is σ = 320023204100. Its totient is φ = 320023204098.

The previous prime is 320023204063. The next prime is 320023204133. The reversal of 320023204099 is 990402320023.

It is a happy number.

It is an a-pointer prime, because the next prime (320023204133) can be obtained adding 320023204099 to its sum of digits (34).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320023204099 - 2²¹ = 320021106947 is a prime.

It is not a weakly prime, because it can be changed into another prime (320023204199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160011602049 + 160011602050.

It is an arithmetic number, because the mean of its divisors is an integer number (160011602050).

Almost surely, 2^320023204099 is an apocalyptic number.

320023204099 is a deficient number, since it is larger than the sum of its proper divisors (1).

320023204099 is an equidigital number, since it uses as much as digits as its factorization.

320023204099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 320023204099 in words is "three hundred twenty billion, twenty-three million, two hundred four thousand, ninety-nine".