208248011011 has 2 divisors, whose sum is σ = 208248011012. Its totient is φ = 208248011010.

The previous prime is 208248010979. The next prime is 208248011053. The reversal of 208248011011 is 110110842802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 208248011011 - 2⁵ = 208248010979 is a prime.

It is not a weakly prime, because it can be changed into another prime (208248011911) 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, 104124005505 + 104124005506.

It is an arithmetic number, because the mean of its divisors is an integer number (104124005506).

Almost surely, 2^208248011011 is an apocalyptic number.

208248011011 is a deficient number, since it is larger than the sum of its proper divisors (1).

208248011011 is an equidigital number, since it uses as much as digits as its factorization.

208248011011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 28.

Adding to 208248011011 its reverse (110110842802), we get a palindrome (318358853813).

The spelling of 208248011011 in words is "two hundred eight billion, two hundred forty-eight million, eleven thousand, eleven".