32321213321 has 4 divisors (see below), whose sum is σ = 32369239572. Its totient is φ = 32273187072.

The previous prime is 32321213293. The next prime is 32321213333. The reversal of 32321213321 is 12331212323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18388716025 + 13932497296 = 135605^2 + 118036^2 .

It is a cyclic number.

It is not a de Polignac number, because 32321213321 - 2²⁶ = 32254104457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32321213021) 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 3 ways as a sum of consecutive naturals, for example, 24012116 + ... + 24013461.

It is an arithmetic number, because the mean of its divisors is an integer number (8092309893).

Almost surely, 2^32321213321 is an apocalyptic number.

It is an amenable number.

32321213321 is a deficient number, since it is larger than the sum of its proper divisors (48026251).

32321213321 is an equidigital number, since it uses as much as digits as its factorization.

32321213321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48026250.

The product of its digits is 1296, while the sum is 23.

Adding to 32321213321 its reverse (12331212323), we get a palindrome (44652425644).

The spelling of 32321213321 in words is "thirty-two billion, three hundred twenty-one million, two hundred thirteen thousand, three hundred twenty-one".