4020424211 has 4 divisors (see below), whose sum is σ = 4023739872. Its totient is φ = 4017108552.

The previous prime is 4020424171. The next prime is 4020424223. The reversal of 4020424211 is 1124240204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4020424211 - 2²⁶ = 3953315347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4020424241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1656011 + ... + 1658436.

It is an arithmetic number, because the mean of its divisors is an integer number (1005934968).

Almost surely, 2^4020424211 is an apocalyptic number.

4020424211 is a deficient number, since it is larger than the sum of its proper divisors (3315661).

4020424211 is a wasteful number, since it uses less digits than its factorization.

4020424211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3315660.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 4020424211 is about 63406.8151778655. The cubic root of 4020424211 is about 1590.0982509860.

Adding to 4020424211 its reverse (1124240204), we get a palindrome (5144664415).

The spelling of 4020424211 in words is "four billion, twenty million, four hundred twenty-four thousand, two hundred eleven".