4121204020 has 24 divisors (see below), whose sum is σ = 8656258464. Its totient is φ = 1648152096.

The previous prime is 4121203993. The next prime is 4121204053. The reversal of 4121204020 is 204021214.

4121204020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4121203985 and 4121204003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98859 + ... + 134221.

It is an arithmetic number, because the mean of its divisors is an integer number (360677436).

Almost surely, 2^4121204020 is an apocalyptic number.

It is an amenable number.

4121204020 is an abundant number, since it is smaller than the sum of its proper divisors (4535054444).

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

4121204020 is a wasteful number, since it uses less digits than its factorization.

4121204020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41199 (or 41197 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 4121204020 is about 64196.6044273371. The cubic root of 4121204020 is about 1603.2750650814.

Adding to 4121204020 its reverse (204021214), we get a palindrome (4325225234).

The spelling of 4121204020 in words is "four billion, one hundred twenty-one million, two hundred four thousand, twenty".