4143324221 has 8 divisors (see below), whose sum is σ = 4312498080. Its totient is φ = 3975903792.

The previous prime is 4143324197. The next prime is 4143324253. The reversal of 4143324221 is 1224233414.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4143324221 - 2²⁶ = 4076215357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4143324271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433535 + ... + 442988.

It is an arithmetic number, because the mean of its divisors is an integer number (539062260).

Almost surely, 2^4143324221 is an apocalyptic number.

It is an amenable number.

4143324221 is a deficient number, since it is larger than the sum of its proper divisors (169173859).

4143324221 is a wasteful number, since it uses less digits than its factorization.

4143324221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876715.

The product of its digits is 4608, while the sum is 26.

The square root of 4143324221 is about 64368.6586857300. The cubic root of 4143324221 is about 1606.1384276421.

Adding to 4143324221 its reverse (1224233414), we get a palindrome (5367557635).

The spelling of 4143324221 in words is "four billion, one hundred forty-three million, three hundred twenty-four thousand, two hundred twenty-one".