20033320199 has 2 divisors, whose sum is σ = 20033320200. Its totient is φ = 20033320198.

The previous prime is 20033320171. The next prime is 20033320201. The reversal of 20033320199 is 99102333002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20033320199 is a prime.

It is a super-2 number, since 2×20033320199² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 20033320201, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20033320499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016660099 + 10016660100.

It is an arithmetic number, because the mean of its divisors is an integer number (10016660100).

Almost surely, 2^20033320199 is an apocalyptic number.

20033320199 is a deficient number, since it is larger than the sum of its proper divisors (1).

20033320199 is an equidigital number, since it uses as much as digits as its factorization.

20033320199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 32.

The spelling of 20033320199 in words is "twenty billion, thirty-three million, three hundred twenty thousand, one hundred ninety-nine".