12231203 has 2 divisors, whose sum is σ = 12231204. Its totient is φ = 12231202.

The previous prime is 12231169. The next prime is 12231227. The reversal of 12231203 is 30213221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12231203 - 2⁸ = 12230947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12231253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6115601 + 6115602.

It is an arithmetic number, because the mean of its divisors is an integer number (6115602).

Almost surely, 2^12231203 is an apocalyptic number.

12231203 is a deficient number, since it is larger than the sum of its proper divisors (1).

12231203 is an equidigital number, since it uses as much as digits as its factorization.

12231203 is an odious number, because the sum of its binary digits is odd.

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

The square root of 12231203 is about 3497.3136833862. The cubic root of 12231203 is about 230.4038462558.

Adding to 12231203 its reverse (30213221), we get a palindrome (42444424).

The spelling of 12231203 in words is "twelve million, two hundred thirty-one thousand, two hundred three".