1323230203 has 2 divisors, whose sum is σ = 1323230204. Its totient is φ = 1323230202.

The previous prime is 1323230201. The next prime is 1323230219. The reversal of 1323230203 is 3020323231.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3020323231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1323230203 - 2¹ = 1323230201 is a prime.

Together with 1323230201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1323230201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661615101 + 661615102.

It is an arithmetic number, because the mean of its divisors is an integer number (661615102).

Almost surely, 2^1323230203 is an apocalyptic number.

1323230203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323230203 is an equidigital number, since it uses as much as digits as its factorization.

1323230203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1323230203 is about 36376.2312918752. The cubic root of 1323230203 is about 1097.8553815102.

Adding to 1323230203 its reverse (3020323231), we get a palindrome (4343553434).

The spelling of 1323230203 in words is "one billion, three hundred twenty-three million, two hundred thirty thousand, two hundred three".