200200000017973 has 2 divisors, whose sum is σ = 200200000017974. Its totient is φ = 200200000017972.

The previous prime is 200200000017923. The next prime is 200200000018019. The reversal of 200200000017973 is 379710000002002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 200168790202404 + 31209815569 = 14148102^2 + 176663^2 .

It is a cyclic number.

It is not a de Polignac number, because 200200000017973 - 2¹³ = 200200000009781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200200000017923) 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, 100100000008986 + 100100000008987.

It is an arithmetic number, because the mean of its divisors is an integer number (100100000008987).

Almost surely, 2^{200200000017973} is an apocalyptic number.

It is an amenable number.

200200000017973 is a deficient number, since it is larger than the sum of its proper divisors (1).

200200000017973 is an equidigital number, since it uses as much as digits as its factorization.

200200000017973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 31.

Adding to 200200000017973 its reverse (379710000002002), we get a palindrome (579910000019975).

The spelling of 200200000017973 in words is "two hundred trillion, two hundred billion, seventeen thousand, nine hundred seventy-three".