4043142220 has 48 divisors (see below), whose sum is σ = 9293655168. Its totient is φ = 1468373760.

The previous prime is 4043142199. The next prime is 4043142287. The reversal of 4043142220 is 222413404.

It is a happy number.

It is a super-2 number, since 2×4043142220² = 32693998022293056800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4043142191 and 4043142200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111604 + ... + 143323.

It is an arithmetic number, because the mean of its divisors is an integer number (193617816).

Almost surely, 2^4043142220 is an apocalyptic number.

It is an amenable number.

4043142220 is an abundant number, since it is smaller than the sum of its proper divisors (5250512948).

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

4043142220 is a wasteful number, since it uses less digits than its factorization.

4043142220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255010 (or 255008 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4043142220 is about 63585.7076708280. The cubic root of 4043142220 is about 1593.0876567614.

Adding to 4043142220 its reverse (222413404), we get a palindrome (4265555624).

The spelling of 4043142220 in words is "four billion, forty-three million, one hundred forty-two thousand, two hundred twenty".