4420020043 has 12 divisors (see below), whose sum is σ = 4698173272. Its totient is φ = 4157487360.

The previous prime is 4420020029. The next prime is 4420020071. The reversal of 4420020043 is 3400200244.

It is not a de Polignac number, because 4420020043 - 2¹³ = 4420011851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4420020043.

It is not an unprimeable number, because it can be changed into a prime (4420020443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 612271 + ... + 619447.

Almost surely, 2^4420020043 is an apocalyptic number.

4420020043 is a deficient number, since it is larger than the sum of its proper divisors (278153229).

4420020043 is a wasteful number, since it uses less digits than its factorization.

4420020043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9342 (or 9325 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 4420020043 is about 66483.2312918077. The cubic root of 4420020043 is about 1641.1240612102.

Adding to 4420020043 its reverse (3400200244), we get a palindrome (7820220287).

The spelling of 4420020043 in words is "four billion, four hundred twenty million, twenty thousand, forty-three".