12331303 has 2 divisors, whose sum is σ = 12331304. Its totient is φ = 12331302.

The previous prime is 12331301. The next prime is 12331309. The reversal of 12331303 is 30313321.

12331303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (30313321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12331303 - 2¹ = 12331301 is a prime.

It is a super-2 number, since 2×12331303² = 304122067355618, which contains 22 as substring.

Together with 12331301, it forms a pair of twin primes.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12331301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165651 + 6165652.

It is an arithmetic number, because the mean of its divisors is an integer number (6165652).

Almost surely, 2^12331303 is an apocalyptic number.

12331303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331303 is an equidigital number, since it uses as much as digits as its factorization.

12331303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 12331303 is about 3511.5955063190. The cubic root of 12331303 is about 231.0306800077.

Adding to 12331303 its reverse (30313321), we get a palindrome (42644624).

The spelling of 12331303 in words is "twelve million, three hundred thirty-one thousand, three hundred three".