32231022321 has 4 divisors (see below), whose sum is σ = 42974696432. Its totient is φ = 21487348212.

The previous prime is 32231022319. The next prime is 32231022349. The reversal of 32231022321 is 12322013223.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 32231022321 - 2¹ = 32231022319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32231022301) 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, 5371837051 + ... + 5371837056.

It is an arithmetic number, because the mean of its divisors is an integer number (10743674108).

Almost surely, 2^32231022321 is an apocalyptic number.

It is an amenable number.

32231022321 is a deficient number, since it is larger than the sum of its proper divisors (10743674111).

32231022321 is a wasteful number, since it uses less digits than its factorization.

32231022321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10743674110.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 32231022321 its reverse (12322013223), we get a palindrome (44553035544).

The spelling of 32231022321 in words is "thirty-two billion, two hundred thirty-one million, twenty-two thousand, three hundred twenty-one".