4440021012223 has 4 divisors (see below), whose sum is σ = 4466607964560. Its totient is φ = 4413434059888.

The previous prime is 4440021012197. The next prime is 4440021012289. The reversal of 4440021012223 is 3222101200444.

4440021012223 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4440021012223 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 (4440021012293) 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, 13293475918 + ... + 13293476251.

It is an arithmetic number, because the mean of its divisors is an integer number (1116651991140).

Almost surely, 2^{4440021012223} is an apocalyptic number.

4440021012223 is a deficient number, since it is larger than the sum of its proper divisors (26586952337).

4440021012223 is a wasteful number, since it uses less digits than its factorization.

4440021012223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26586952336.

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

Adding to 4440021012223 its reverse (3222101200444), we get a palindrome (7662122212667).

The spelling of 4440021012223 in words is "four trillion, four hundred forty billion, twenty-one million, twelve thousand, two hundred twenty-three".