4224111231 has 4 divisors (see below), whose sum is σ = 5632148312. Its totient is φ = 2816074152.

The previous prime is 4224111197. The next prime is 4224111247. The reversal of 4224111231 is 1321114224.

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

It is not a de Polignac number, because 4224111231 - 2³⁰ = 3150369407 is a prime.

It is a super-2 number, since 2×4224111231² = 35686231383720670722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4224111198 and 4224111207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224111271) 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, 704018536 + ... + 704018541.

It is an arithmetic number, because the mean of its divisors is an integer number (1408037078).

Almost surely, 2^4224111231 is an apocalyptic number.

4224111231 is a deficient number, since it is larger than the sum of its proper divisors (1408037081).

4224111231 is a wasteful number, since it uses less digits than its factorization.

4224111231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408037080.

The product of its digits is 384, while the sum is 21.

The square root of 4224111231 is about 64993.1629558064. The cubic root of 4224111231 is about 1616.5101972395.

Adding to 4224111231 its reverse (1321114224), we get a palindrome (5545225455).

The spelling of 4224111231 in words is "four billion, two hundred twenty-four million, one hundred eleven thousand, two hundred thirty-one".