3311320020 has 24 divisors (see below), whose sum is σ = 9271696224. Its totient is φ = 883018656.

The previous prime is 3311320013. The next prime is 3311320037. The reversal of 3311320020 is 200231133.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27594274 + ... + 27594393.

It is an arithmetic number, because the mean of its divisors is an integer number (386320676).

Almost surely, 2^3311320020 is an apocalyptic number.

3311320020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3311320020 is an abundant number, since it is smaller than the sum of its proper divisors (5960376204).

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

3311320020 is a wasteful number, since it uses less digits than its factorization.

3311320020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55188679 (or 55188677 counting only the distinct ones).

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

The square root of 3311320020 is about 57544.0702418590. The cubic root of 3311320020 is about 1490.5059645286.

Adding to 3311320020 its reverse (200231133), we get a palindrome (3511551153).

The spelling of 3311320020 in words is "three billion, three hundred eleven million, three hundred twenty thousand, twenty".