4344241021 has 2 divisors, whose sum is σ = 4344241022. Its totient is φ = 4344241020.

The previous prime is 4344241019. The next prime is 4344241049. The reversal of 4344241021 is 1201424434.

4344241021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2343915396 + 2000325625 = 48414^2 + 44725^2 .

It is a cyclic number.

It is not a de Polignac number, because 4344241021 - 2¹ = 4344241019 is a prime.

Together with 4344241019, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4344241001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2172120510 + 2172120511.

It is an arithmetic number, because the mean of its divisors is an integer number (2172120511).

Almost surely, 2^4344241021 is an apocalyptic number.

It is an amenable number.

4344241021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4344241021 is an equidigital number, since it uses as much as digits as its factorization.

4344241021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 4344241021 is about 65910.8566246866. The cubic root of 4344241021 is about 1631.6911977656.

Adding to 4344241021 its reverse (1201424434), we get a palindrome (5545665455).

The spelling of 4344241021 in words is "four billion, three hundred forty-four million, two hundred forty-one thousand, twenty-one".