3221113132320 has 48 divisors (see below), whose sum is σ = 10146506368320. Its totient is φ = 858963501824.

The previous prime is 3221113132301. The next prime is 3221113132333. The reversal of 3221113132320 is 232313111223.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×3221113132320² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 7 ways as a sum of consecutive naturals, for example, 3355325700 + ... + 3355326659.

It is an arithmetic number, because the mean of its divisors is an integer number (211385549340).

Almost surely, 2^{3221113132320} is an apocalyptic number.

3221113132320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3221113132320 is an abundant number, since it is smaller than the sum of its proper divisors (6925393236000).

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

3221113132320 is a wasteful number, since it uses less digits than its factorization.

3221113132320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6710652377 (or 6710652369 counting only the distinct ones).

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

Adding to 3221113132320 its reverse (232313111223), we get a palindrome (3453426243543).

The spelling of 3221113132320 in words is "three trillion, two hundred twenty-one billion, one hundred thirteen million, one hundred thirty-two thousand, three hundred twenty".