3311312303312 has 80 divisors (see below), whose sum is σ = 7221233228160. Its totient is φ = 1459487310336.

The previous prime is 3311312303261. The next prime is 3311312303359. The reversal of 3311312303312 is 2133032131133.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2402198 + ... + 3520394.

It is an arithmetic number, because the mean of its divisors is an integer number (90265415352).

Almost surely, 2^{3311312303312} 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 3311312303312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3610616614080).

3311312303312 is an abundant number, since it is smaller than the sum of its proper divisors (3909920924848).

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

3311312303312 is a wasteful number, since it uses less digits than its factorization.

3311312303312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118860 (or 1118854 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 3311312303312 its reverse (2133032131133), we get a palindrome (5444344434445).

The spelling of 3311312303312 in words is "three trillion, three hundred eleven billion, three hundred twelve million, three hundred three thousand, three hundred twelve".