13103120322320 has 160 divisors (see below), whose sum is σ = 35969673984000. Its totient is φ = 4343987957760.

The previous prime is 13103120322307. The next prime is 13103120322403. The reversal of 13103120322320 is 2322302130131.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 20746556 + ... + 21368804.

It is an arithmetic number, because the mean of its divisors is an integer number (224810462400).

Almost surely, 2^{13103120322320} is an apocalyptic number.

13103120322320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13103120322320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17984836992000).

13103120322320 is an abundant number, since it is smaller than the sum of its proper divisors (22866553661680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13103120322320 is a wasteful number, since it uses less digits than its factorization.

13103120322320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623513 (or 623507 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 13103120322320 its reverse (2322302130131), we get a palindrome (15425422452451).

The spelling of 13103120322320 in words is "thirteen trillion, one hundred three billion, one hundred twenty million, three hundred twenty-two thousand, three hundred twenty".