32213230312 has 32 divisors (see below), whose sum is σ = 61345485000. Its totient is φ = 15856017408.

The previous prime is 32213230261. The next prime is 32213230319. The reversal of 32213230312 is 21303231223.

It can be written as a sum of positive squares in 4 ways, for example, as 32139167076 + 74063236 = 179274^2 + 8606^2 .

It is not an unprimeable number, because it can be changed into a prime (32213230319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64264 + ... + 261832.

Almost surely, 2^32213230312 is an apocalyptic number.

It is an amenable number.

32213230312 is a deficient number, since it is larger than the sum of its proper divisors (29132254688).

32213230312 is a wasteful number, since it uses less digits than its factorization.

32213230312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197893 (or 197889 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 32213230312 its reverse (21303231223), we get a palindrome (53516461535).

The spelling of 32213230312 in words is "thirty-two billion, two hundred thirteen million, two hundred thirty thousand, three hundred twelve".