132221320221 has 8 divisors (see below), whose sum is σ = 176330351520. Its totient is φ = 88129917872.

The previous prime is 132221320177. The next prime is 132221320237. The reversal of 132221320221 is 122023122231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132221320221 - 2⁹ = 132221319709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132221320261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4389726 + ... + 4419743.

It is an arithmetic number, because the mean of its divisors is an integer number (22041293940).

Almost surely, 2^132221320221 is an apocalyptic number.

It is an amenable number.

132221320221 is a deficient number, since it is larger than the sum of its proper divisors (44109031299).

132221320221 is an equidigital number, since it uses as much as digits as its factorization.

132221320221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8814475.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 132221320221 its reverse (122023122231), we get a palindrome (254244442452).

The spelling of 132221320221 in words is "one hundred thirty-two billion, two hundred twenty-one million, three hundred twenty thousand, two hundred twenty-one".