12113222 has 16 divisors (see below), whose sum is σ = 20865600. Its totient is φ = 5216040.

The previous prime is 12113221. The next prime is 12113251. The reversal of 12113222 is 22231121.

It is a happy number.

12113222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12113197 and 12113206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14072 + ... + 14907.

It is an arithmetic number, because the mean of its divisors is an integer number (1304100).

Almost surely, 2^12113222 is an apocalyptic number.

12113222 is a deficient number, since it is larger than the sum of its proper divisors (8752378).

12113222 is a wasteful number, since it uses less digits than its factorization.

12113222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29011.

The product of its digits is 48, while the sum is 14.

The square root of 12113222 is about 3480.4054361525. The cubic root of 12113222 is about 229.6606337250.

Adding to 12113222 its reverse (22231121), we get a palindrome (34344343).

The spelling of 12113222 in words is "twelve million, one hundred thirteen thousand, two hundred twenty-two".