12124222 has 16 divisors (see below), whose sum is σ = 20019312. Its totient is φ = 5461120.

The previous prime is 12124201. The next prime is 12124241. The reversal of 12124222 is 22242121.

It is a junction number, because it is equal to n+sod(n) for n = 12124196 and 12124205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48 + ... + 4924.

It is an arithmetic number, because the mean of its divisors is an integer number (1251207).

Almost surely, 2^12124222 is an apocalyptic number.

12124222 is a deficient number, since it is larger than the sum of its proper divisors (7895090).

12124222 is a wasteful number, since it uses less digits than its factorization.

12124222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5003.

The product of its digits is 128, while the sum is 16.

The square root of 12124222 is about 3481.9853532145. The cubic root of 12124222 is about 229.7301308595.

Adding to 12124222 its reverse (22242121), we get a palindrome (34366343).

The spelling of 12124222 in words is "twelve million, one hundred twenty-four thousand, two hundred twenty-two".