20000199983 has 2 divisors, whose sum is σ = 20000199984. Its totient is φ = 20000199982.

The previous prime is 20000199931. The next prime is 20000200021. The reversal of 20000199983 is 38999100002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20000199983 - 2²⁶ = 19933091119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20000199983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20000199283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000099991 + 10000099992.

It is an arithmetic number, because the mean of its divisors is an integer number (10000099992).

Almost surely, 2^20000199983 is an apocalyptic number.

20000199983 is a deficient number, since it is larger than the sum of its proper divisors (1).

20000199983 is an equidigital number, since it uses as much as digits as its factorization.

20000199983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 41.

Adding to 20000199983 its reverse (38999100002), we get a palindrome (58999299985).

The spelling of 20000199983 in words is "twenty billion, one hundred ninety-nine thousand, nine hundred eighty-three".