232032132221 has 4 divisors (see below), whose sum is σ = 239517039744. Its totient is φ = 224547224700.

The previous prime is 232032132209. The next prime is 232032132287. The reversal of 232032132221 is 122231230232.

232032132221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 232032132221 - 2²⁶ = 231965023357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232032132721) 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, 3742453715 + ... + 3742453776.

It is an arithmetic number, because the mean of its divisors is an integer number (59879259936).

Almost surely, 2^232032132221 is an apocalyptic number.

It is an amenable number.

232032132221 is a deficient number, since it is larger than the sum of its proper divisors (7484907523).

232032132221 is an equidigital number, since it uses as much as digits as its factorization.

232032132221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7484907522.

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

Adding to 232032132221 its reverse (122231230232), we get a palindrome (354263362453).

The spelling of 232032132221 in words is "two hundred thirty-two billion, thirty-two million, one hundred thirty-two thousand, two hundred twenty-one".