12226303 has 2 divisors, whose sum is σ = 12226304. Its totient is φ = 12226302.

The previous prime is 12226297. The next prime is 12226309. The reversal of 12226303 is 30362221.

It is a balanced prime because it is at equal distance from previous prime (12226297) and next prime (12226309).

It is a cyclic number.

It is not a de Polignac number, because 12226303 - 2¹³ = 12218111 is a prime.

It is equal to p₈₀₁₉₀₁ and since 12226303 and 801901 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12226309) 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 as a sum of consecutive naturals, namely, 6113151 + 6113152.

It is an arithmetic number, because the mean of its divisors is an integer number (6113152).

Almost surely, 2^12226303 is an apocalyptic number.

12226303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12226303 is an equidigital number, since it uses as much as digits as its factorization.

12226303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 12226303 is about 3496.6130755347. The cubic root of 12226303 is about 230.3730744219.

Adding to 12226303 its reverse (30362221), we get a palindrome (42588524).

The spelling of 12226303 in words is "twelve million, two hundred twenty-six thousand, three hundred three".