11001110101011 has 12 divisors (see below), whose sum is σ = 15890554872192. Its totient is φ = 7334044552656.

The previous prime is 11001110100971. The next prime is 11001110101031. The reversal of 11001110101011 is 11010101110011.

It is not a de Polignac number, because 11001110101011 - 2⁶ = 11001110100947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11001110100984 and 11001110101002.

It is not an unprimeable number, because it can be changed into a prime (11001110101031) 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 11 ways as a sum of consecutive naturals, for example, 154510 + ... + 4693196.

It is an arithmetic number, because the mean of its divisors is an integer number (1324212906016).

Almost surely, 2^{11001110101011} is an apocalyptic number.

11001110101011 is a deficient number, since it is larger than the sum of its proper divisors (4889444771181).

11001110101011 is a wasteful number, since it uses less digits than its factorization.

11001110101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4808010 (or 4808007 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 11001110101011 its reverse (11010101110011), we get a palindrome (22011211211022).

The spelling of 11001110101011 in words is "eleven trillion, one billion, one hundred ten million, one hundred one thousand, eleven".