321232010 has 48 divisors (see below), whose sum is σ = 638652168. Its totient is φ = 116244480.

The previous prime is 321232003. The next prime is 321232019. The reversal of 321232010 is 10232123.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 312476329 + 8755681 = 17677^2 + 2959^2 .

It is not an unprimeable number, because it can be changed into a prime (321232019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 310454 + ... + 311486.

Almost surely, 2^321232010 is an apocalyptic number.

321232010 is a deficient number, since it is larger than the sum of its proper divisors (317420158).

321232010 is a wasteful number, since it uses less digits than its factorization.

321232010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319 (or 1308 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 321232010 is about 17922.9464653555. The cubic root of 321232010 is about 684.8670493391.

Adding to 321232010 its reverse (10232123), we get a palindrome (331464133).

The spelling of 321232010 in words is "three hundred twenty-one million, two hundred thirty-two thousand, ten".