4340113221 has 4 divisors (see below), whose sum is σ = 5786817632. Its totient is φ = 2893408812.

The previous prime is 4340113201. The next prime is 4340113223. The reversal of 4340113221 is 1223110434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4340113221 - 2⁶ = 4340113157 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 (4340113223) 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, 723352201 + ... + 723352206.

It is an arithmetic number, because the mean of its divisors is an integer number (1446704408).

Almost surely, 2^4340113221 is an apocalyptic number.

It is an amenable number.

4340113221 is a deficient number, since it is larger than the sum of its proper divisors (1446704411).

4340113221 is a wasteful number, since it uses less digits than its factorization.

4340113221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446704410.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4340113221 is about 65879.5356768701. The cubic root of 4340113221 is about 1631.1742352503.

Adding to 4340113221 its reverse (1223110434), we get a palindrome (5563223655).

The spelling of 4340113221 in words is "four billion, three hundred forty million, one hundred thirteen thousand, two hundred twenty-one".