3221341212312 has 96 divisors (see below), whose sum is σ = 8804831724000. Its totient is φ = 1063925798400.

The previous prime is 3221341212307. The next prime is 3221341212343. The reversal of 3221341212312 is 2132121431223.

3221341212312 is a `hidden beast` number, since 3 + 2 + 2 + 1 + 341 + 2 + 1 + 2 + 312 = 666.

It is a super-2 number, since 2×3221341212312² (a number of 26 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3848364 + ... + 4610052.

It is an arithmetic number, because the mean of its divisors is an integer number (91716997125).

Almost surely, 2^{3221341212312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3221341212312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4402415862000).

3221341212312 is an abundant number, since it is smaller than the sum of its proper divisors (5583490511688).

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

3221341212312 is a wasteful number, since it uses less digits than its factorization.

3221341212312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762241 (or 762234 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 3221341212312 its reverse (2132121431223), we get a palindrome (5353462643535).

The spelling of 3221341212312 in words is "three trillion, two hundred twenty-one billion, three hundred forty-one million, two hundred twelve thousand, three hundred twelve".