10000321312 has 24 divisors (see below), whose sum is σ = 19891109196. Its totient is φ = 4948611072.

The previous prime is 10000321301. The next prime is 10000321327. The reversal of 10000321312 is 21312300001.

It can be written as a sum of positive squares in 2 ways, for example, as 9817639056 + 182682256 = 99084^2 + 13516^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10000321292 and 10000321301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1607773 + ... + 1613980.

Almost surely, 2^10000321312 is an apocalyptic number.

It is an amenable number.

10000321312 is a deficient number, since it is larger than the sum of its proper divisors (9890787884).

10000321312 is an equidigital number, since it uses as much as digits as its factorization.

10000321312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221860 (or 3221852 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10000321312 its reverse (21312300001), we get a palindrome (31312621313).

The spelling of 10000321312 in words is "ten billion, three hundred twenty-one thousand, three hundred twelve".