20332321099 has 2 divisors, whose sum is σ = 20332321100. Its totient is φ = 20332321098.

The previous prime is 20332321081. The next prime is 20332321117. The reversal of 20332321099 is 99012323302.

It is a balanced prime because it is at equal distance from previous prime (20332321081) and next prime (20332321117).

It is a cyclic number.

It is not a de Polignac number, because 20332321099 - 2¹⁵ = 20332288331 is a prime.

It is not a weakly prime, because it can be changed into another prime (20332361099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166160549 + 10166160550.

It is an arithmetic number, because the mean of its divisors is an integer number (10166160550).

Almost surely, 2^20332321099 is an apocalyptic number.

20332321099 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332321099 is an equidigital number, since it uses as much as digits as its factorization.

20332321099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 34.

It can be divided in two parts, 203323 and 21099, that added together give a palindrome (224422).

The spelling of 20332321099 in words is "twenty billion, three hundred thirty-two million, three hundred twenty-one thousand, ninety-nine".