132104422443221 has 32 divisors (see below), whose sum is σ = 145712047019616. Its totient is φ = 119250063360000.

The previous prime is 132104422443173. The next prime is 132104422443233. The reversal of 132104422443221 is 122344224401231.

It can be written as a sum of positive squares in 16 ways, for example, as 31470641416900 + 100633781026321 = 5609870^2 + 10031639^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132104422443221 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 (132104422443241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80522921 + ... + 82147121.

It is an arithmetic number, because the mean of its divisors is an integer number (4553501469363).

Almost surely, 2^{132104422443221} is an apocalyptic number.

It is an amenable number.

132104422443221 is a deficient number, since it is larger than the sum of its proper divisors (13607624576395).

132104422443221 is a wasteful number, since it uses less digits than its factorization.

132104422443221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626233.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 132104422443221 its reverse (122344224401231), we get a palindrome (254448646844452).

The spelling of 132104422443221 in words is "one hundred thirty-two trillion, one hundred four billion, four hundred twenty-two million, four hundred forty-three thousand, two hundred twenty-one".