200143124321317 has 2 divisors, whose sum is σ = 200143124321318. Its totient is φ = 200143124321316.

The previous prime is 200143124321237. The next prime is 200143124321333. The reversal of 200143124321317 is 713123421341002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103566729047076 + 96576395274241 = 10176774^2 + 9827329^2 .

It is a cyclic number.

It is not a de Polignac number, because 200143124321317 - 2²³ = 200143115932709 is a prime.

It is a super-2 number, since 2×200143124321317² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200143124321117) 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, 100071562160658 + 100071562160659.

It is an arithmetic number, because the mean of its divisors is an integer number (100071562160659).

Almost surely, 2^{200143124321317} is an apocalyptic number.

It is an amenable number.

200143124321317 is a deficient number, since it is larger than the sum of its proper divisors (1).

200143124321317 is an equidigital number, since it uses as much as digits as its factorization.

200143124321317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

Adding to 200143124321317 its reverse (713123421341002), we get a palindrome (913266545662319).

The spelling of 200143124321317 in words is "two hundred trillion, one hundred forty-three billion, one hundred twenty-four million, three hundred twenty-one thousand, three hundred seventeen".