12116222 has 8 divisors (see below), whose sum is σ = 18341400. Its totient is φ = 6002424.

The previous prime is 12116201. The next prime is 12116231. The reversal of 12116222 is 22261121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12116222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27572 + ... + 28007.

It is an arithmetic number, because the mean of its divisors is an integer number (2292675).

Almost surely, 2^12116222 is an apocalyptic number.

12116222 is a deficient number, since it is larger than the sum of its proper divisors (6225178).

12116222 is a wasteful number, since it uses less digits than its factorization.

12116222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55690.

The product of its digits is 96, while the sum is 17.

The square root of 12116222 is about 3480.8363937422. The cubic root of 12116222 is about 229.6795916601.

Adding to 12116222 its reverse (22261121), we get a palindrome (34377343).

The spelling of 12116222 in words is "twelve million, one hundred sixteen thousand, two hundred twenty-two".