32013044321 has 4 divisors (see below), whose sum is σ = 32013815472. Its totient is φ = 32012273172.

The previous prime is 32013044263. The next prime is 32013044359. The reversal of 32013044321 is 12344031023.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32013044321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32013047321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319535 + ... + 407588.

It is an arithmetic number, because the mean of its divisors is an integer number (8003453868).

Almost surely, 2^32013044321 is an apocalyptic number.

It is an amenable number.

32013044321 is a deficient number, since it is larger than the sum of its proper divisors (771151).

32013044321 is an equidigital number, since it uses as much as digits as its factorization.

32013044321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771150.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 32013044321 its reverse (12344031023), we get a palindrome (44357075344).

The spelling of 32013044321 in words is "thirty-two billion, thirteen million, forty-four thousand, three hundred twenty-one".