3020003100020 has 96 divisors (see below), whose sum is σ = 6695759790720. Its totient is φ = 1141004206080.

The previous prime is 3020003100013. The next prime is 3020003100061. The reversal of 3020003100020 is 200013000203.

It is a junction number, because it is equal to n+sod(n) for n = 3020003099974 and 3020003100010.

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, 230159060 + ... + 230172180.

It is an arithmetic number, because the mean of its divisors is an integer number (69747497820).

Almost surely, 2^{3020003100020} 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 3020003100020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3347879895360).

3020003100020 is an abundant number, since it is smaller than the sum of its proper divisors (3675756690700).

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

3020003100020 is a wasteful number, since it uses less digits than its factorization.

3020003100020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14913 (or 14911 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

Adding to 3020003100020 its reverse (200013000203), we get a palindrome (3220016100223).

The spelling of 3020003100020 in words is "three trillion, twenty billion, three million, one hundred thousand, twenty".