12214022 has 4 divisors (see below), whose sum is σ = 18321036. Its totient is φ = 6107010.

The previous prime is 12214019. The next prime is 12214043. The reversal of 12214022 is 22041221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22041221 = 3049 ⋅7229.

It is a junction number, because it is equal to n+sod(n) for n = 12213988 and 12214006.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3053504 + ... + 3053507.

It is an arithmetic number, because the mean of its divisors is an integer number (4580259).

Almost surely, 2^12214022 is an apocalyptic number.

12214022 is a deficient number, since it is larger than the sum of its proper divisors (6107014).

12214022 is an equidigital number, since it uses as much as digits as its factorization.

12214022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6107013.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 12214022 is about 3494.8565063533. The cubic root of 12214022 is about 230.2959140149.

Adding to 12214022 its reverse (22041221), we get a palindrome (34255243).

The spelling of 12214022 in words is "twelve million, two hundred fourteen thousand, twenty-two".