3311313012 has 144 divisors (see below), whose sum is σ = 9985876992. Its totient is φ = 905448960.

The previous prime is 3311312941. The next prime is 3311313017. The reversal of 3311313012 is 2103131133.

It is a happy number.

3311313012 is a `hidden beast` number, since 331 + 1 + 31 + 301 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3311313017) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 544573 + ... + 550619.

It is an arithmetic number, because the mean of its divisors is an integer number (69346368).

Almost surely, 2^3311313012 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 3311313012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4992938496).

3311313012 is an abundant number, since it is smaller than the sum of its proper divisors (6674563980).

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

3311313012 is a wasteful number, since it uses less digits than its factorization.

3311313012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6158 (or 6153 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 3311313012 is about 57544.0093493667. The cubic root of 3311313012 is about 1490.5049130373.

Adding to 3311313012 its reverse (2103131133), we get a palindrome (5414444145).

The spelling of 3311313012 in words is "three billion, three hundred eleven million, three hundred thirteen thousand, twelve".