12112266 has 16 divisors (see below), whose sum is σ = 24333984. Its totient is φ = 4019184.

The previous prime is 12112259. The next prime is 12112271. The reversal of 12112266 is 66221121.

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3085 + ... + 5808.

It is an arithmetic number, because the mean of its divisors is an integer number (1520874).

Almost surely, 2^12112266 is an apocalyptic number.

12112266 is an abundant number, since it is smaller than the sum of its proper divisors (12221718).

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

12112266 is a wasteful number, since it uses less digits than its factorization.

12112266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9125.

The product of its digits is 288, while the sum is 21.

The square root of 12112266 is about 3480.2680931216. The cubic root of 12112266 is about 229.6545918053.

Adding to 12112266 its reverse (66221121), we get a palindrome (78333387).

The spelling of 12112266 in words is "twelve million, one hundred twelve thousand, two hundred sixty-six".