20132330321 has 8 divisors (see below), whose sum is σ = 20199896640. Its totient is φ = 20064819568.

The previous prime is 20132330297. The next prime is 20132330357. The reversal of 20132330321 is 12303323102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20132330321 - 2²⁶ = 20065221457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20132330293 and 20132330302.

It is not an unprimeable number, because it can be changed into a prime (20132332321) 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 7 ways as a sum of consecutive naturals, for example, 788660 + ... + 813786.

It is an arithmetic number, because the mean of its divisors is an integer number (2524987080).

Almost surely, 2^20132330321 is an apocalyptic number.

It is an amenable number.

20132330321 is a deficient number, since it is larger than the sum of its proper divisors (67566319).

20132330321 is a wasteful number, since it uses less digits than its factorization.

20132330321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27783.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 20132330321 its reverse (12303323102), we get a palindrome (32435653423).

The spelling of 20132330321 in words is "twenty billion, one hundred thirty-two million, three hundred thirty thousand, three hundred twenty-one".