11011020011 has 8 divisors (see below), whose sum is σ = 11606161920. Its totient is φ = 10417439592.

The previous prime is 11011019959. The next prime is 11011020073. The reversal of 11011020011 is 11002011011.

It is a happy number.

11011020011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2^k-11011020011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011023011) 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 in 7 ways as a sum of consecutive naturals, for example, 375875 + ... + 404108.

It is an arithmetic number, because the mean of its divisors is an integer number (1450770240).

Almost surely, 2^11011020011 is an apocalyptic number.

11011020011 is a deficient number, since it is larger than the sum of its proper divisors (595141909).

11011020011 is an equidigital number, since it uses as much as digits as its factorization.

11011020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780745.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 11011020011 its reverse (11002011011), we get a palindrome (22013031022).

The spelling of 11011020011 in words is "eleven billion, eleven million, twenty thousand, eleven".