15323320220313 has 16 divisors (see below), whose sum is σ = 23368077639680. Its totient is φ = 8749336851216.

The previous prime is 15323320220291. The next prime is 15323320220353. The reversal of 15323320220313 is 31302202332351.

It is not a de Polignac number, because 15323320220313 - 2²⁶ = 15323253111449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15323320220353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285227995 + ... + 285281712.

It is an arithmetic number, because the mean of its divisors is an integer number (1460504852480).

Almost surely, 2^{15323320220313} is an apocalyptic number.

It is an amenable number.

15323320220313 is a deficient number, since it is larger than the sum of its proper divisors (8044757419367).

15323320220313 is a wasteful number, since it uses less digits than its factorization.

15323320220313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570510996.

The product of its (nonzero) digits is 19440, while the sum is 30.

Adding to 15323320220313 its reverse (31302202332351), we get a palindrome (46625522552664).

The spelling of 15323320220313 in words is "fifteen trillion, three hundred twenty-three billion, three hundred twenty million, two hundred twenty thousand, three hundred thirteen".