13322252243320 has 64 divisors (see below), whose sum is σ = 30490895318400. Its totient is φ = 5237244263040.

The previous prime is 13322252243249. The next prime is 13322252243347. The reversal of 13322252243320 is 2334225222331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8559147 + ... + 9995173.

It is an arithmetic number, because the mean of its divisors is an integer number (476420239350).

Almost surely, 2^{13322252243320} is an apocalyptic number.

13322252243320 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 13322252243320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15245447659200).

13322252243320 is an abundant number, since it is smaller than the sum of its proper divisors (17168643075080).

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

13322252243320 is a wasteful number, since it uses less digits than its factorization.

13322252243320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440028 (or 1440024 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 34.

Adding to 13322252243320 its reverse (2334225222331), we get a palindrome (15656477465651).

The spelling of 13322252243320 in words is "thirteen trillion, three hundred twenty-two billion, two hundred fifty-two million, two hundred forty-three thousand, three hundred twenty".