132100332021221 has 4 divisors (see below), whose sum is σ = 132101389718700. Its totient is φ = 132099274323744.

The previous prime is 132100332021199. The next prime is 132100332021247. The reversal of 132100332021221 is 122120233001231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4537176904225 + 127563155116996 = 2130065^2 + 11294386^2 .

It is a cyclic number.

It is not a de Polignac number, because 132100332021221 - 2³⁰ = 132099258279397 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 (132100332071221) 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, 528661376 + ... + 528911193.

It is an arithmetic number, because the mean of its divisors is an integer number (33025347429675).

Almost surely, 2^{132100332021221} is an apocalyptic number.

It is an amenable number.

132100332021221 is a deficient number, since it is larger than the sum of its proper divisors (1057697479).

132100332021221 is a wasteful number, since it uses less digits than its factorization.

132100332021221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057697478.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 132100332021221 its reverse (122120233001231), we get a palindrome (254220565022452).

The spelling of 132100332021221 in words is "one hundred thirty-two trillion, one hundred billion, three hundred thirty-two million, twenty-one thousand, two hundred twenty-one".