206112066353 has 2 divisors, whose sum is σ = 206112066354. Its totient is φ = 206112066352.

The previous prime is 206112066341. The next prime is 206112066359. The reversal of 206112066353 is 353660211602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 188050587904 + 18061478449 = 433648^2 + 134393^2 .

It is a cyclic number.

It is not a de Polignac number, because 206112066353 - 2⁶ = 206112066289 is a prime.

It is not a weakly prime, because it can be changed into another prime (206112066359) 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, 103056033176 + 103056033177.

It is an arithmetic number, because the mean of its divisors is an integer number (103056033177).

Almost surely, 2^206112066353 is an apocalyptic number.

It is an amenable number.

206112066353 is a deficient number, since it is larger than the sum of its proper divisors (1).

206112066353 is an equidigital number, since it uses as much as digits as its factorization.

206112066353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 206112066353 its reverse (353660211602), we get a palindrome (559772277955).

The spelling of 206112066353 in words is "two hundred six billion, one hundred twelve million, sixty-six thousand, three hundred fifty-three".