132232221 has 24 divisors (see below), whose sum is σ = 217429056. Its totient is φ = 76655040.

The previous prime is 132232211. The next prime is 132232237. The reversal of 132232221 is 122232231.

132232221 is a `hidden beast` number, since 1 + 322 + 322 + 21 = 666.

It is not a de Polignac number, because 132232221 - 2¹¹ = 132230173 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 132232194 and 132232203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132232211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26760 + ... + 31313.

It is an arithmetic number, because the mean of its divisors is an integer number (9059544).

Almost surely, 2^132232221 is an apocalyptic number.

132232221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

132232221 is a deficient number, since it is larger than the sum of its proper divisors (85196835).

132232221 is a wasteful number, since it uses less digits than its factorization.

132232221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58113 (or 58110 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 132232221 is about 11499.2269740187. The cubic root of 132232221 is about 509.4627444964.

Adding to 132232221 its reverse (122232231), we get a palindrome (254464452).

The spelling of 132232221 in words is "one hundred thirty-two million, two hundred thirty-two thousand, two hundred twenty-one".