12213302 has 8 divisors (see below), whose sum is σ = 18335856. Its totient is φ = 6101352.

The previous prime is 12213283. The next prime is 12213317. The reversal of 12213302 is 20331221.

It is a happy number.

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 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, 1583 + ... + 5189.

It is an arithmetic number, because the mean of its divisors is an integer number (2291982).

Almost surely, 2^12213302 is an apocalyptic number.

12213302 is a deficient number, since it is larger than the sum of its proper divisors (6122554).

12213302 is a wasteful number, since it uses less digits than its factorization.

12213302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5302.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 12213302 is about 3494.7534963142. The cubic root of 12213302 is about 230.2913887156.

Adding to 12213302 its reverse (20331221), we get a palindrome (32544523).

The spelling of 12213302 in words is "twelve million, two hundred thirteen thousand, three hundred two".