132304431321 has 40 divisors (see below), whose sum is σ = 199369276128. Its totient is φ = 87432696000.

The previous prime is 132304431289. The next prime is 132304431349. The reversal of 132304431321 is 123134403231.

It is a happy number.

132304431321 is a `hidden beast` number, since 1 + 3 + 2 + 304 + 4 + 31 + 321 = 666.

It is not a de Polignac number, because 132304431321 - 2⁵ = 132304431289 is a prime.

It is a super-3 number, since 3×132304431321³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (132304231321) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 10296861 + ... + 10309701.

Almost surely, 2^132304431321 is an apocalyptic number.

It is an amenable number.

132304431321 is a deficient number, since it is larger than the sum of its proper divisors (67064844807).

132304431321 is a wasteful number, since it uses less digits than its factorization.

132304431321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13955 (or 13946 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 132304431321 its reverse (123134403231), we get a palindrome (255438834552).

The spelling of 132304431321 in words is "one hundred thirty-two billion, three hundred four million, four hundred thirty-one thousand, three hundred twenty-one".