13103032003321 has 16 divisors (see below), whose sum is σ = 14450134406400. Its totient is φ = 11807823950208.

The previous prime is 13103032003309. The next prime is 13103032003339. The reversal of 13103032003321 is 12330023030131.

It is not a de Polignac number, because 13103032003321 - 2¹¹ = 13103032001273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13103032003292 and 13103032003301.

It is not an unprimeable number, because it can be changed into a prime (13103032903321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71585851 + ... + 71768656.

It is an arithmetic number, because the mean of its divisors is an integer number (903133400400).

Almost surely, 2^{13103032003321} is an apocalyptic number.

It is an amenable number.

13103032003321 is a deficient number, since it is larger than the sum of its proper divisors (1347102403079).

13103032003321 is a wasteful number, since it uses less digits than its factorization.

13103032003321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143354688.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 13103032003321 its reverse (12330023030131), we get a palindrome (25433055033452).

The spelling of 13103032003321 in words is "thirteen trillion, one hundred three billion, thirty-two million, three thousand, three hundred twenty-one".