3030020121220 has 48 divisors (see below), whose sum is σ = 6440550314688. Its totient is φ = 1197298793600.

The previous prime is 3030020121179. The next prime is 3030020121221. The reversal of 3030020121220 is 221210200303.

It is a junction number, because it is equal to n+sod(n) for n = 3030020121194 and 3030020121203.

It is not an unprimeable number, because it can be changed into a prime (3030020121221) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 798154 + ... + 2587873.

It is an arithmetic number, because the mean of its divisors is an integer number (134178131556).

Almost surely, 2^{3030020121220} is an apocalyptic number.

It is an amenable number.

3030020121220 is an abundant number, since it is smaller than the sum of its proper divisors (3410530193468).

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

3030020121220 is a wasteful number, since it uses less digits than its factorization.

3030020121220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386580 (or 3386578 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 3030020121220 its reverse (221210200303), we get a palindrome (3251230321523).

The spelling of 3030020121220 in words is "three trillion, thirty billion, twenty million, one hundred twenty-one thousand, two hundred twenty".