12062213 has 4 divisors (see below), whose sum is σ = 12083148. Its totient is φ = 12041280.

The previous prime is 12062209. The next prime is 12062257. The reversal of 12062213 is 31226021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7491169 + 4571044 = 2737^2 + 2138^2 .

It is a cyclic number.

It is not a de Polignac number, because 12062213 - 2² = 12062209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12062191 and 12062200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12062203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9578 + ... + 10763.

It is an arithmetic number, because the mean of its divisors is an integer number (3020787).

Almost surely, 2^12062213 is an apocalyptic number.

It is an amenable number.

12062213 is a deficient number, since it is larger than the sum of its proper divisors (20935).

12062213 is an equidigital number, since it uses as much as digits as its factorization.

12062213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20934.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 12062213 is about 3473.0696796926. The cubic root of 12062213 is about 229.3378117834.

Adding to 12062213 its reverse (31226021), we get a palindrome (43288234).

The spelling of 12062213 in words is "twelve million, sixty-two thousand, two hundred thirteen".