3020200120 has 64 divisors (see below), whose sum is σ = 7786782720. Its totient is φ = 1032756864.

The previous prime is 3020200111. The next prime is 3020200123. The reversal of 3020200120 is 210020203.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 3020200097 and 3020200106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020200123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93159 + ... + 121321.

It is an arithmetic number, because the mean of its divisors is an integer number (121668480).

Almost surely, 2^3020200120 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 3020200120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3893391360).

3020200120 is an abundant number, since it is smaller than the sum of its proper divisors (4766582600).

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

3020200120 is a wasteful number, since it uses less digits than its factorization.

3020200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28564 (or 28560 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 3020200120 is about 54956.3474040988. The cubic root of 3020200120 is about 1445.4794001669.

Adding to 3020200120 its reverse (210020203), we get a palindrome (3230220323).

The spelling of 3020200120 in words is "three billion, twenty million, two hundred thousand, one hundred twenty".