1323110203 has 2 divisors, whose sum is σ = 1323110204. Its totient is φ = 1323110202.

The previous prime is 1323110189. The next prime is 1323110209. The reversal of 1323110203 is 3020113231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1323110203 - 2⁹ = 1323109691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1323110209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661555101 + 661555102.

It is an arithmetic number, because the mean of its divisors is an integer number (661555102).

Almost surely, 2^1323110203 is an apocalyptic number.

1323110203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323110203 is an equidigital number, since it uses as much as digits as its factorization.

1323110203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1323110203 is about 36374.5818257750. The cubic root of 1323110203 is about 1097.8221933750.

Adding to 1323110203 its reverse (3020113231), we get a palindrome (4343223434).

The spelling of 1323110203 in words is "one billion, three hundred twenty-three million, one hundred ten thousand, two hundred three".