1332221332321 has 16 divisors (see below), whose sum is σ = 1478925936576. Its totient is φ = 1189965400000.

The previous prime is 1332221332319. The next prime is 1332221332367. The reversal of 1332221332321 is 1232331222331.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1332221332321 - 2¹ = 1332221332319 is a prime.

It is a super-3 number, since 3×1332221332321³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1332221332321.

It is not an unprimeable number, because it can be changed into a prime (1332221332381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4431250 + ... + 4722331.

It is an arithmetic number, because the mean of its divisors is an integer number (92432871036).

Almost surely, 2^{1332221332321} is an apocalyptic number.

1332221332321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1332221332321 is a deficient number, since it is larger than the sum of its proper divisors (146704604255).

1332221332321 is a wasteful number, since it uses less digits than its factorization.

1332221332321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9153824.

The product of its digits is 7776, while the sum is 28.

Adding to 1332221332321 its reverse (1232331222331), we get a palindrome (2564552554652).

The spelling of 1332221332321 in words is "one trillion, three hundred thirty-two billion, two hundred twenty-one million, three hundred thirty-two thousand, three hundred twenty-one".