133232211 has 12 divisors (see below), whose sum is σ = 219938992. Its totient is φ = 76132656.

The previous prime is 133232173. The next prime is 133232233. The reversal of 133232211 is 112232331.

133232211 is a `hidden beast` number, since 1 + 332 + 322 + 11 = 666.

It is not a de Polignac number, because 133232211 - 2⁶ = 133232147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133222211) 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 11 ways as a sum of consecutive naturals, for example, 1057336 + ... + 1057461.

Almost surely, 2^133232211 is an apocalyptic number.

133232211 is a deficient number, since it is larger than the sum of its proper divisors (86706781).

133232211 is a wasteful number, since it uses less digits than its factorization.

133232211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114810 (or 2114807 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 133232211 is about 11542.6258277742. The cubic root of 133232211 is about 510.7437706019.

Adding to 133232211 its reverse (112232331), we get a palindrome (245464542).

The spelling of 133232211 in words is "one hundred thirty-three million, two hundred thirty-two thousand, two hundred eleven".