1323003222203 has 16 divisors (see below), whose sum is σ = 1520305426080. Its totient is φ = 1141109524224.

The previous prime is 1323003222077. The next prime is 1323003222239. The reversal of 1323003222203 is 3022223003231.

It is a cyclic number.

It is not a de Polignac number, because 1323003222203 - 2¹⁴ = 1323003205819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323003222503) 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 in 15 ways as a sum of consecutive naturals, for example, 36668876 + ... + 36704937.

It is an arithmetic number, because the mean of its divisors is an integer number (95019089130).

Almost surely, 2^{1323003222203} is an apocalyptic number.

1323003222203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1323003222203 is a deficient number, since it is larger than the sum of its proper divisors (197302203877).

1323003222203 is a wasteful number, since it uses less digits than its factorization.

1323003222203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73373918.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 1323003222203 its reverse (3022223003231), we get a palindrome (4345226225434).

The spelling of 1323003222203 in words is "one trillion, three hundred twenty-three billion, three million, two hundred twenty-two thousand, two hundred three".