13221332203110 has 128 divisors (see below), whose sum is σ = 33185065374720. Its totient is φ = 3364843891200.

The previous prime is 13221332203067. The next prime is 13221332203111. The reversal of 13221332203110 is 1130223312231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13221332203111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 578374861 + ... + 578397719.

It is an arithmetic number, because the mean of its divisors is an integer number (259258323240).

Almost surely, 2^{13221332203110} is an apocalyptic number.

13221332203110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13221332203110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16592532687360).

13221332203110 is an abundant number, since it is smaller than the sum of its proper divisors (19963733171610).

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

13221332203110 is a wasteful number, since it uses less digits than its factorization.

13221332203110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24734.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 13221332203110 its reverse (1130223312231), we get a palindrome (14351555515341).

The spelling of 13221332203110 in words is "thirteen trillion, two hundred twenty-one billion, three hundred thirty-two million, two hundred three thousand, one hundred ten".