3312122021312 has 224 divisors, whose sum is σ = 7893364147200. Its totient is φ = 1362249695232.

The previous prime is 3312122021311. The next prime is 3312122021321. The reversal of 3312122021312 is 2131202212133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3312122021311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 930630989 + ... + 930634547.

It is an arithmetic number, because the mean of its divisors is an integer number (35238232800).

Almost surely, 2^{3312122021312} is an apocalyptic number.

3312122021312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3312122021312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3946682073600).

3312122021312 is an abundant number, since it is smaller than the sum of its proper divisors (4581242125888).

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

3312122021312 is a wasteful number, since it uses less digits than its factorization.

3312122021312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7083 (or 7073 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 3312122021312 its reverse (2131202212133), we get a palindrome (5443324233445).

The spelling of 3312122021312 in words is "three trillion, three hundred twelve billion, one hundred twenty-two million, twenty-one thousand, three hundred twelve".