13220313323 has 8 divisors (see below), whose sum is σ = 15135394560. Its totient is φ = 11311848360.

The previous prime is 13220313319. The next prime is 13220313329. The reversal of 13220313323 is 32331302231.

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 13220313323 - 2² = 13220313319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13220313329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1649783 + ... + 1657776.

It is an arithmetic number, because the mean of its divisors is an integer number (1891924320).

Almost surely, 2^13220313323 is an apocalyptic number.

13220313323 is a deficient number, since it is larger than the sum of its proper divisors (1915081237).

13220313323 is an equidigital number, since it uses as much as digits as its factorization.

13220313323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3308137.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 13220313323 its reverse (32331302231), we get a palindrome (45551615554).

The spelling of 13220313323 in words is "thirteen billion, two hundred twenty million, three hundred thirteen thousand, three hundred twenty-three".