20243031199 has 2 divisors, whose sum is σ = 20243031200. Its totient is φ = 20243031198.

The previous prime is 20243031097. The next prime is 20243031203. The reversal of 20243031199 is 99113034202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20243031199 - 2¹³ = 20243023007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20243001199) 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, 10121515599 + 10121515600.

It is an arithmetic number, because the mean of its divisors is an integer number (10121515600).

Almost surely, 2^20243031199 is an apocalyptic number.

20243031199 is a deficient number, since it is larger than the sum of its proper divisors (1).

20243031199 is an equidigital number, since it uses as much as digits as its factorization.

20243031199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The spelling of 20243031199 in words is "twenty billion, two hundred forty-three million, thirty-one thousand, one hundred ninety-nine".