11110101111011 has 16 divisors (see below), whose sum is σ = 12765952900800. Its totient is φ = 9471542350848.

The previous prime is 11110101111001. The next prime is 11110101111013. The reversal of 11110101111011 is 11011110101111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11110101111011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11110101110983 and 11110101111001.

It is not an unprimeable number, because it can be changed into a prime (11110101111013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3858266 + ... + 6091503.

It is an arithmetic number, because the mean of its divisors is an integer number (797872056300).

Almost surely, 2^{11110101111011} is an apocalyptic number.

11110101111011 is a deficient number, since it is larger than the sum of its proper divisors (1655851789789).

11110101111011 is an equidigital number, since it uses as much as digits as its factorization.

11110101111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9950638.

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

Adding to 11110101111011 its reverse (11011110101111), we get a palindrome (22121211212122).

The spelling of 11110101111011 in words is "eleven trillion, one hundred ten billion, one hundred one million, one hundred eleven thousand, eleven".