10243402205999 has 2 divisors, whose sum is σ = 10243402206000. Its totient is φ = 10243402205998.

The previous prime is 10243402205903. The next prime is 10243402206017. The reversal of 10243402205999 is 99950220434201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10243402205999 - 2⁴⁰ = 9143890578223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10245402205999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5121701102999 + 5121701103000.

It is an arithmetic number, because the mean of its divisors is an integer number (5121701103000).

Almost surely, 2^{10243402205999} is an apocalyptic number.

10243402205999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10243402205999 is an equidigital number, since it uses as much as digits as its factorization.

10243402205999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 10243402205999 in words is "ten trillion, two hundred forty-three billion, four hundred two million, two hundred five thousand, nine hundred ninety-nine".