3214321312 has 24 divisors (see below), whose sum is σ = 6431939892. Its totient is φ = 1580812800.

The previous prime is 3214321307. The next prime is 3214321339. The reversal of 3214321312 is 2131234123.

It can be written as a sum of positive squares in 2 ways, for example, as 3213075856 + 1245456 = 56684^2 + 1116^2 .

It is a super-2 number, since 2×3214321312² = 20663722993554802688, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 821389 + ... + 825292.

Almost surely, 2^3214321312 is an apocalyptic number.

3214321312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3214321312 is an abundant number, since it is smaller than the sum of its proper divisors (3217618580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3214321312 is a wasteful number, since it uses less digits than its factorization.

3214321312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646752 (or 1646744 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 3214321312 is about 56694.9848928457. The cubic root of 3214321312 is about 1475.8076682825.

Adding to 3214321312 its reverse (2131234123), we get a palindrome (5345555435).

The spelling of 3214321312 in words is "three billion, two hundred fourteen million, three hundred twenty-one thousand, three hundred twelve".