3020320021320 has 192 divisors, whose sum is σ = 11219006373120. Its totient is φ = 690317332992.

The previous prime is 3020320021297. The next prime is 3020320021321. The reversal of 3020320021320 is 231200230203.

It is a happy number.

3020320021320 is a `hidden beast` number, since 3 + 0 + 2 + 0 + 320 + 0 + 21 + 320 = 666.

3020320021320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 3020320021293 and 3020320021302.

It is not an unprimeable number, because it can be changed into a prime (3020320021321) 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, 65489389 + ... + 65535491.

It is an arithmetic number, because the mean of its divisors is an integer number (58432324860).

Almost surely, 2^{3020320021320} is an apocalyptic number.

3020320021320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3020320021320 is an abundant number, since it is smaller than the sum of its proper divisors (8198686351800).

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

3020320021320 is a wasteful number, since it uses less digits than its factorization.

3020320021320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72124 (or 72117 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 3020320021320 its reverse (231200230203), we get a palindrome (3251520251523).

The spelling of 3020320021320 in words is "three trillion, twenty billion, three hundred twenty million, twenty-one thousand, three hundred twenty".