12320302 has 8 divisors (see below), whose sum is σ = 19117800. Its totient is φ = 5947704.

The previous prime is 12320267. The next prime is 12320309. The reversal of 12320302 is 20302321.

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 not an unprimeable number, because it can be changed into a prime (12320309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106152 + ... + 106267.

It is an arithmetic number, because the mean of its divisors is an integer number (2389725).

Almost surely, 2^12320302 is an apocalyptic number.

12320302 is a deficient number, since it is larger than the sum of its proper divisors (6797498).

12320302 is a wasteful number, since it uses less digits than its factorization.

12320302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212450.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 12320302 is about 3510.0287748108. The cubic root of 12320302 is about 230.9619572166.

Adding to 12320302 its reverse (20302321), we get a palindrome (32622623).

The spelling of 12320302 in words is "twelve million, three hundred twenty thousand, three hundred two".