1323220323303 has 12 divisors (see below), whose sum is σ = 1911844680928. Its totient is φ = 881903911680.

The previous prime is 1323220323281. The next prime is 1323220323307. The reversal of 1323220323303 is 3033230223231.

1323220323303 is a `hidden beast` number, since 1 + 3 + 2 + 32 + 2 + 0 + 323 + 303 = 666.

It is not a de Polignac number, because 1323220323303 - 2⁹ = 1323220322791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323220323307) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20213050 + ... + 20278407.

Almost surely, 2^{1323220323303} is an apocalyptic number.

1323220323303 is a deficient number, since it is larger than the sum of its proper divisors (588624357625).

1323220323303 is a wasteful number, since it uses less digits than its factorization.

1323220323303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40495094 (or 40495091 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 1323220323303 its reverse (3033230223231), we get a palindrome (4356450546534).

The spelling of 1323220323303 in words is "one trillion, three hundred twenty-three billion, two hundred twenty million, three hundred twenty-three thousand, three hundred three".