3321231320000 has 280 divisors, whose sum is σ = 8994278746992. Its totient is φ = 1206374400000.

The previous prime is 3321231319981. The next prime is 3321231320009. The reversal of 3321231320000 is 231321233.

It is a super-2 number, since 2×3321231320000² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3321231320009) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 449236304 + ... + 449243696.

Almost surely, 2^{3321231320000} 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 3321231320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4497139373496).

3321231320000 is an abundant number, since it is smaller than the sum of its proper divisors (5673047426992).

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

3321231320000 is a wasteful number, since it uses less digits than its factorization.

3321231320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8457 (or 8432 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 3321231320000 its reverse (231321233), we get a palindrome (3321462641233).

The spelling of 3321231320000 in words is "three trillion, three hundred twenty-one billion, two hundred thirty-one million, three hundred twenty thousand".