13200220323 has 10 divisors (see below), whose sum is σ = 19718847764. Its totient is φ = 8800146828.

The previous prime is 13200220309. The next prime is 13200220343. The reversal of 13200220323 is 32302200231.

It is a happy number.

13200220323 is a `hidden beast` number, since 1 + 320 + 0 + 2 + 20 + 323 = 666.

It is not a de Polignac number, because 13200220323 - 2³³ = 4610285731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13200220296 and 13200220305.

It is not an unprimeable number, because it can be changed into a prime (13200220343) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 81482761 + ... + 81482922.

Almost surely, 2^13200220323 is an apocalyptic number.

13200220323 is a deficient number, since it is larger than the sum of its proper divisors (6518627441).

13200220323 is an equidigital number, since it uses as much as digits as its factorization.

13200220323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162965695 (or 162965686 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 13200220323 its reverse (32302200231), we get a palindrome (45502420554).

The spelling of 13200220323 in words is "thirteen billion, two hundred million, two hundred twenty thousand, three hundred twenty-three".