206236344403 has 2 divisors, whose sum is σ = 206236344404. Its totient is φ = 206236344402.

The previous prime is 206236344401. The next prime is 206236344421. The reversal of 206236344403 is 304443632602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 206236344403 - 2¹ = 206236344401 is a prime.

Together with 206236344401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (206236344401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103118172201 + 103118172202.

It is an arithmetic number, because the mean of its divisors is an integer number (103118172202).

Almost surely, 2^206236344403 is an apocalyptic number.

206236344403 is a deficient number, since it is larger than the sum of its proper divisors (1).

206236344403 is an equidigital number, since it uses as much as digits as its factorization.

206236344403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 37.

The spelling of 206236344403 in words is "two hundred six billion, two hundred thirty-six million, three hundred forty-four thousand, four hundred three".