111011010111011 has 16 divisors (see below), whose sum is σ = 112066524573696. Its totient is φ = 109960528560000.

The previous prime is 111011010110971. The next prime is 111011010111077. The reversal of 111011010111011 is 110111010110111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111011010111011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111011010110983 and 111011010111001.

It is not an unprimeable number, because it can be changed into a prime (111011010119011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478192076 + ... + 478424166.

It is an arithmetic number, because the mean of its divisors is an integer number (7004157785856).

Almost surely, 2^{111011010111011} is an apocalyptic number.

111011010111011 is a deficient number, since it is larger than the sum of its proper divisors (1055514462685).

111011010111011 is a wasteful number, since it uses less digits than its factorization.

111011010111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242914.

The product of its (nonzero) digits is 1, while the sum is 11.

Adding to 111011010111011 its reverse (110111010110111), we get a palindrome (221122020221122).

The spelling of 111011010111011 in words is "one hundred eleven trillion, eleven billion, ten million, one hundred eleven thousand, eleven".