200243230097 has 2 divisors, whose sum is σ = 200243230098. Its totient is φ = 200243230096.

The previous prime is 200243230093. The next prime is 200243230151. The reversal of 200243230097 is 790032342002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 171482122816 + 28761107281 = 414104^2 + 169591^2 .

It is a cyclic number.

It is not a de Polignac number, because 200243230097 - 2² = 200243230093 is a prime.

It is not a weakly prime, because it can be changed into another prime (200243230093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100121615048 + 100121615049.

It is an arithmetic number, because the mean of its divisors is an integer number (100121615049).

Almost surely, 2^200243230097 is an apocalyptic number.

It is an amenable number.

200243230097 is a deficient number, since it is larger than the sum of its proper divisors (1).

200243230097 is an equidigital number, since it uses as much as digits as its factorization.

200243230097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 32.

Adding to 200243230097 its reverse (790032342002), we get a palindrome (990275572099).

The spelling of 200243230097 in words is "two hundred billion, two hundred forty-three million, two hundred thirty thousand, ninety-seven".