Adding to 1011111011 its reverse (1101111101), we get a palindrome (2112222112).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1011111011 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1011111011.
Almost surely, 21011111011 is an apocalyptic number.
1011111011 is an equidigital number, since it uses as much as digits as its factorization.
1011111011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87445.
The square root of 1011111011 is about 31797.9718063904. The cubic root of 1011111011 is about 1003.6900372104.
The spelling of 1011111011 in words is "one billion, eleven million, one hundred eleven thousand, eleven".