200331102397 has 2 divisors, whose sum is σ = 200331102398. Its totient is φ = 200331102396.

The previous prime is 200331102271. The next prime is 200331102457. The reversal of 200331102397 is 793201133002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198897268441 + 1433833956 = 445979^2 + 37866^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200331102397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200331105397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100165551198 + 100165551199.

It is an arithmetic number, because the mean of its divisors is an integer number (100165551199).

Almost surely, 2^200331102397 is an apocalyptic number.

It is an amenable number.

200331102397 is a deficient number, since it is larger than the sum of its proper divisors (1).

200331102397 is an equidigital number, since it uses as much as digits as its factorization.

200331102397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 31.

Adding to 200331102397 its reverse (793201133002), we get a palindrome (993532235399).

The spelling of 200331102397 in words is "two hundred billion, three hundred thirty-one million, one hundred two thousand, three hundred ninety-seven".