11121416161 has 16 divisors (see below), whose sum is σ = 11771985600. Its totient is φ = 10490897088.

The previous prime is 11121416147. The next prime is 11121416171. The reversal of 11121416161 is 16161412111.

It is not a de Polignac number, because 11121416161 - 2⁹ = 11121415649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121416171) 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, 258955 + ... + 298831.

It is an arithmetic number, because the mean of its divisors is an integer number (735749100).

Almost surely, 2^11121416161 is an apocalyptic number.

It is an amenable number.

11121416161 is a deficient number, since it is larger than the sum of its proper divisors (650569439).

11121416161 is a wasteful number, since it uses less digits than its factorization.

11121416161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40128.

The product of its digits is 288, while the sum is 25.

Adding to 11121416161 its reverse (16161412111), we get a palindrome (27282828272).

The spelling of 11121416161 in words is "eleven billion, one hundred twenty-one million, four hundred sixteen thousand, one hundred sixty-one".