1323222203 has 8 divisors (see below), whose sum is σ = 1336262400. Its totient is φ = 1310205568.

The previous prime is 1323222191. The next prime is 1323222209. The reversal of 1323222203 is 3022223231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1323222203 - 2¹² = 1323218107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323222209) 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 in 7 ways as a sum of consecutive naturals, for example, 120038 + ... + 130596.

It is an arithmetic number, because the mean of its divisors is an integer number (167032800).

Almost surely, 2^1323222203 is an apocalyptic number.

1323222203 is a deficient number, since it is larger than the sum of its proper divisors (13040197).

1323222203 is a wasteful number, since it uses less digits than its factorization.

1323222203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11781.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1323222203 is about 36376.1213297955. The cubic root of 1323222203 is about 1097.8531690303.

Adding to 1323222203 its reverse (3022223231), we get a palindrome (4345445434).

The spelling of 1323222203 in words is "one billion, three hundred twenty-three million, two hundred twenty-two thousand, two hundred three".