4042200220020 has 120 divisors (see below), whose sum is σ = 12705744167424. Its totient is φ = 1075776859584.

The previous prime is 4042200220001. The next prime is 4042200220021. The reversal of 4042200220020 is 200220022404.

4042200220020 is a `hidden beast` number, since 4 + 0 + 422 + 0 + 0 + 220 + 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 = 4042200219975 and 4042200220002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042200220021) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1665444 + ... + 3295163.

Almost surely, 2^{4042200220020} is an apocalyptic number.

It is an amenable number.

4042200220020 is an abundant number, since it is smaller than the sum of its proper divisors (8663543947404).

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

4042200220020 is a wasteful number, since it uses less digits than its factorization.

4042200220020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4961131 (or 4961120 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 4042200220020 its reverse (200220022404), we get a palindrome (4242420242424).

The spelling of 4042200220020 in words is "four trillion, forty-two billion, two hundred million, two hundred twenty thousand, twenty".