3313012020 has 96 divisors (see below), whose sum is σ = 9888480000. Its totient is φ = 825882624.

The previous prime is 3313011983. The next prime is 3313012051. The reversal of 3313012020 is 202103133.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141081 + ... + 162879.

It is an arithmetic number, because the mean of its divisors is an integer number (103005000).

Almost surely, 2^3313012020 is an apocalyptic number.

3313012020 is a gapful number since it is divisible by the number (30) 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 3313012020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4944240000).

3313012020 is an abundant number, since it is smaller than the sum of its proper divisors (6575467980).

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

3313012020 is a wasteful number, since it uses less digits than its factorization.

3313012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21977 (or 21975 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 3313012020 is about 57558.7701397450. The cubic root of 3313012020 is about 1490.7597914668.

Adding to 3313012020 its reverse (202103133), we get a palindrome (3515115153).

It can be divided in two parts, 33130 and 12020, that added together give a triangular number (45150 = T₃₀₀).

The spelling of 3313012020 in words is "three billion, three hundred thirteen million, twelve thousand, twenty".