32102132321 has 4 divisors (see below), whose sum is σ = 36688151232. Its totient is φ = 27516113412.

The previous prime is 32102132303. The next prime is 32102132323. The reversal of 32102132321 is 12323120123.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12323120123 = 17 ⋅724889419.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32102132321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32102132293 and 32102132302.

It is not an unprimeable number, because it can be changed into a prime (32102132323) 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, 2293009445 + ... + 2293009458.

It is an arithmetic number, because the mean of its divisors is an integer number (9172037808).

Almost surely, 2^32102132321 is an apocalyptic number.

It is an amenable number.

32102132321 is a deficient number, since it is larger than the sum of its proper divisors (4586018911).

32102132321 is an equidigital number, since it uses as much as digits as its factorization.

32102132321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4586018910.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 32102132321 its reverse (12323120123), we get a palindrome (44425252444).

The spelling of 32102132321 in words is "thirty-two billion, one hundred two million, one hundred thirty-two thousand, three hundred twenty-one".