206322613097 has 2 divisors, whose sum is σ = 206322613098. Its totient is φ = 206322613096.

The previous prime is 206322613093. The next prime is 206322613111. The reversal of 206322613097 is 790316223602.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195325105936 + 10997507161 = 441956^2 + 104869^2 .

It is a cyclic number.

It is not a de Polignac number, because 206322613097 - 2² = 206322613093 is a prime.

It is not a weakly prime, because it can be changed into another prime (206322613093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103161306548 + 103161306549.

It is an arithmetic number, because the mean of its divisors is an integer number (103161306549).

Almost surely, 2^206322613097 is an apocalyptic number.

It is an amenable number.

206322613097 is a deficient number, since it is larger than the sum of its proper divisors (1).

206322613097 is an equidigital number, since it uses as much as digits as its factorization.

206322613097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 41.

Adding to 206322613097 its reverse (790316223602), we get a palindrome (996638836699).

The spelling of 206322613097 in words is "two hundred six billion, three hundred twenty-two million, six hundred thirteen thousand, ninety-seven".