11111111010011 has 8 divisors (see below), whose sum is σ = 11113229677200. Its totient is φ = 11108992527360.

The previous prime is 11111111009963. The next prime is 11111111010059. The reversal of 11111111010011 is 11001011111111.

It is an interprime number because it is at equal distance from previous prime (11111111009963) and next prime (11111111010059).

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-11111111010011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11111111009974 and 11111111010001.

It is not an unprimeable number, because it can be changed into a prime (11111111010611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184880855 + ... + 184940943.

It is an arithmetic number, because the mean of its divisors is an integer number (1389153709650).

Almost surely, 2^{11111111010011} is an apocalyptic number.

11111111010011 is a deficient number, since it is larger than the sum of its proper divisors (2118667189).

11111111010011 is an equidigital number, since it uses as much as digits as its factorization.

11111111010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92269.

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

Adding to 11111111010011 its reverse (11001011111111), we get a palindrome (22112122121122).

The spelling of 11111111010011 in words is "eleven trillion, one hundred eleven billion, one hundred eleven million, ten thousand, eleven".