230221232 has 20 divisors (see below), whose sum is σ = 456934296. Its totient is φ = 112302720.

The previous prime is 230221231. The next prime is 230221253. The reversal of 230221232 is 232122032.

It is a self number, because there is not a number n which added to its sum of digits gives 230221232.

It is not an unprimeable number, because it can be changed into a prime (230221231) 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, 174818 + ... + 176129.

Almost surely, 2^230221232 is an apocalyptic number.

It is an amenable number.

230221232 is a deficient number, since it is larger than the sum of its proper divisors (226713064).

230221232 is a wasteful number, since it uses less digits than its factorization.

230221232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350996 (or 350990 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 230221232 is about 15173.0429380530. The cubic root of 230221232 is about 612.8889497914. Note that the first 3 decimals are identical.

Adding to 230221232 its reverse (232122032), we get a palindrome (462343264).

The spelling of 230221232 in words is "two hundred thirty million, two hundred twenty-one thousand, two hundred thirty-two".