11103311011 has 8 divisors (see below), whose sum is σ = 12036602144. Its totient is φ = 10181332800.

The previous prime is 11103310961. The next prime is 11103311033. The reversal of 11103311011 is 11011330111.

11103311011 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 not a de Polignac number, because 11103311011 - 2¹¹ = 11103308963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11103310982 and 11103311000.

It is not an unprimeable number, because it can be changed into a prime (11103311041) 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, 2826186 + ... + 2830111.

It is an arithmetic number, because the mean of its divisors is an integer number (1504575268).

Almost surely, 2^11103311011 is an apocalyptic number.

11103311011 is a deficient number, since it is larger than the sum of its proper divisors (933291133).

11103311011 is a wasteful number, since it uses less digits than its factorization.

11103311011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5656461.

The product of its (nonzero) digits is 9, while the sum is 13.

Adding to 11103311011 its reverse (11011330111), we get a palindrome (22114641122).

The spelling of 11103311011 in words is "eleven billion, one hundred three million, three hundred eleven thousand, eleven".