232133211 has 24 divisors (see below), whose sum is σ = 342510480. Its totient is φ = 151462656.

The previous prime is 232133207. The next prime is 232133287. The reversal of 232133211 is 112331232.

232133211 is a `hidden beast` number, since 2 + 321 + 332 + 11 = 666.

It is not a de Polignac number, because 232133211 - 2² = 232133207 is a prime.

It is a super-4 number, since 4×232133211⁴ (a number of 35 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (232133201) 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, 88720 + ... + 91298.

It is an arithmetic number, because the mean of its divisors is an integer number (14271270).

Almost surely, 2^232133211 is an apocalyptic number.

232133211 is a deficient number, since it is larger than the sum of its proper divisors (110377269).

232133211 is a wasteful number, since it uses less digits than its factorization.

232133211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795 (or 2792 counting only the distinct ones).

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

The square root of 232133211 is about 15235.9184495061. The cubic root of 232133211 is about 614.5809479217.

Adding to 232133211 its reverse (112331232), we get a palindrome (344464443).

The spelling of 232133211 in words is "two hundred thirty-two million, one hundred thirty-three thousand, two hundred eleven".