3120201322020 has 144 divisors (see below), whose sum is σ = 9726290595840. Its totient is φ = 809076066048.

The previous prime is 3120201321967. The next prime is 3120201322061. The reversal of 3120201322020 is 202231020213.

3120201322020 is a `hidden beast` number, since 3 + 120 + 201 + 322 + 0 + 20 = 666.

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 = 3120201321984 and 3120201322002.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10934721 + ... + 11216439.

Almost surely, 2^{3120201322020} is an apocalyptic number.

3120201322020 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 3120201322020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4863145297920).

3120201322020 is an abundant number, since it is smaller than the sum of its proper divisors (6606089273820).

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

3120201322020 is a wasteful number, since it uses less digits than its factorization.

3120201322020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283434 (or 283429 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 3120201322020 its reverse (202231020213), we get a palindrome (3322432342233).

The spelling of 3120201322020 in words is "three trillion, one hundred twenty billion, two hundred one million, three hundred twenty-two thousand, twenty".