12216119 has 2 divisors, whose sum is σ = 12216120. Its totient is φ = 12216118.

The previous prime is 12216103. The next prime is 12216121. The reversal of 12216119 is 91161221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12216119 - 2⁴ = 12216103 is a prime.

It is a super-2 number, since 2×12216119² = 298467126844322, which contains 22 as substring.

Together with 12216121, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 12216094 and 12216103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12216199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6108059 + 6108060.

It is an arithmetic number, because the mean of its divisors is an integer number (6108060).

Almost surely, 2^12216119 is an apocalyptic number.

12216119 is a deficient number, since it is larger than the sum of its proper divisors (1).

12216119 is an equidigital number, since it uses as much as digits as its factorization.

12216119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 23.

The square root of 12216119 is about 3495.1565057948. The cubic root of 12216119 is about 230.3090929360.

The spelling of 12216119 in words is "twelve million, two hundred sixteen thousand, one hundred nineteen".