11164223112 has 48 divisors (see below), whose sum is σ = 32467386960. Its totient is φ = 3189777696.

The previous prime is 11164223093. The next prime is 11164223113. The reversal of 11164223112 is 21132246111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11164223113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4745518 + ... + 4747869.

It is an arithmetic number, because the mean of its divisors is an integer number (676403895).

Almost surely, 2^11164223112 is an apocalyptic number.

11164223112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11164223112 is an abundant number, since it is smaller than the sum of its proper divisors (21303163848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11164223112 is a wasteful number, since it uses less digits than its factorization.

11164223112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9493410 (or 9493399 counting only the distinct ones).

The product of its digits is 576, while the sum is 24.

Adding to 11164223112 its reverse (21132246111), we get a palindrome (32296469223).

The spelling of 11164223112 in words is "eleven billion, one hundred sixty-four million, two hundred twenty-three thousand, one hundred twelve".