12222134 has 8 divisors (see below), whose sum is σ = 18414648. Its totient is φ = 6083920.

The previous prime is 12222127. The next prime is 12222151. The reversal of 12222134 is 43122221.

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

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, 13007 + ... + 13914.

It is an arithmetic number, because the mean of its divisors is an integer number (2301831).

Almost surely, 2^12222134 is an apocalyptic number.

12222134 is a deficient number, since it is larger than the sum of its proper divisors (6192514).

12222134 is a wasteful number, since it uses less digits than its factorization.

12222134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27150.

The product of its digits is 192, while the sum is 17.

The square root of 12222134 is about 3496.0168763895. The cubic root of 12222134 is about 230.3468867691.

Adding to 12222134 its reverse (43122221), we get a palindrome (55344355).

It can be divided in two parts, 122221 and 34, that multiplied together give a palindrome (4155514).

The spelling of 12222134 in words is "twelve million, two hundred twenty-two thousand, one hundred thirty-four".