1323103211 has 2 divisors, whose sum is σ = 1323103212. Its totient is φ = 1323103210.

The previous prime is 1323103207. The next prime is 1323103231. The reversal of 1323103211 is 1123013231.

It is a weak prime.

It is an emirp because it is prime and its reverse (1123013231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1323103211 - 2² = 1323103207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1323103211.

It is not a weakly prime, because it can be changed into another prime (1323103231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661551605 + 661551606.

It is an arithmetic number, because the mean of its divisors is an integer number (661551606).

Almost surely, 2^1323103211 is an apocalyptic number.

1323103211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323103211 is an equidigital number, since it uses as much as digits as its factorization.

1323103211 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 17.

The square root of 1323103211 is about 36374.4857145775. The cubic root of 1323103211 is about 1097.8202595512.

Adding to 1323103211 its reverse (1123013231), we get a palindrome (2446116442).

The spelling of 1323103211 in words is "one billion, three hundred twenty-three million, one hundred three thousand, two hundred eleven".