12221314 has 8 divisors (see below), whose sum is σ = 20950848. Its totient is φ = 5237700.

The previous prime is 12221273. The next prime is 12221327. The reversal of 12221314 is 41312221.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436462 + ... + 436489.

It is an arithmetic number, because the mean of its divisors is an integer number (2618856).

Almost surely, 2^12221314 is an apocalyptic number.

12221314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12221314 is a deficient number, since it is larger than the sum of its proper divisors (8729534).

12221314 is an equidigital number, since it uses as much as digits as its factorization.

12221314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872960.

The product of its digits is 96, while the sum is 16.

The square root of 12221314 is about 3495.8995981006. The cubic root of 12221314 is about 230.3417352227.

Adding to 12221314 its reverse (41312221), we get a palindrome (53533535).

The spelling of 12221314 in words is "twelve million, two hundred twenty-one thousand, three hundred fourteen".