20332099 has 2 divisors, whose sum is σ = 20332100. Its totient is φ = 20332098.

The previous prime is 20332087. The next prime is 20332133. The reversal of 20332099 is 99023302.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20332099 - 2⁹ = 20331587 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20332079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166049 + 10166050.

It is an arithmetic number, because the mean of its divisors is an integer number (10166050).

Almost surely, 2^20332099 is an apocalyptic number.

20332099 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332099 is an equidigital number, since it uses as much as digits as its factorization.

20332099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 28.

The square root of 20332099 is about 4509.1128839274. The cubic root of 20332099 is about 272.9359472604.

The spelling of 20332099 in words is "twenty million, three hundred thirty-two thousand, ninety-nine".