11011110110001 has 16 divisors (see below), whose sum is σ = 16875264537600. Its totient is φ = 7087611104784.

The previous prime is 11011110109973. The next prime is 11011110110003. The reversal of 11011110110001 is 10001101111011.

It is not a de Polignac number, because 11011110110001 - 2²⁹ = 11010573239089 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (11011110110003) 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, 7031359441 + ... + 7031361006.

It is an arithmetic number, because the mean of its divisors is an integer number (1054704033600).

Almost surely, 2^{11011110110001} is an apocalyptic number.

It is an amenable number.

11011110110001 is a deficient number, since it is larger than the sum of its proper divisors (5864154427599).

11011110110001 is a wasteful number, since it uses less digits than its factorization.

11011110110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14062720485 (or 14062720479 counting only the distinct ones).

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

Adding to 11011110110001 its reverse (10001101111011), we get a palindrome (21012211221012).

The spelling of 11011110110001 in words is "eleven trillion, eleven billion, one hundred ten million, one hundred ten thousand, one".