11165056111 has 6 divisors (see below), whose sum is σ = 12272334536. Its totient is φ = 10150050900.

The previous prime is 11165056073. The next prime is 11165056121.

11165056111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11165056111 - 2¹¹ = 11165054063 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11165056111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11165056121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46136475 + ... + 46136716.

Almost surely, 2^11165056111 is an apocalyptic number.

11165056111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11165056111 is a deficient number, since it is larger than the sum of its proper divisors (1107278425).

11165056111 is an equidigital number, since it uses as much as digits as its factorization.

11165056111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92273213 (or 92273202 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 28.

It can be divided in two parts, 111650 and 56111, that added together give a palindrome (167761).

The spelling of 11165056111 in words is "eleven billion, one hundred sixty-five million, fifty-six thousand, one hundred eleven".