44102120243 has 4 divisors (see below), whose sum is σ = 45622883040. Its totient is φ = 42581357448.

The previous prime is 44102120219. The next prime is 44102120287. The reversal of 44102120243 is 34202120144.

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

It is a cyclic number.

It is not a de Polignac number, because 44102120243 - 2⁸ = 44102119987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44102120213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 760381355 + ... + 760381412.

It is an arithmetic number, because the mean of its divisors is an integer number (11405720760).

Almost surely, 2^44102120243 is an apocalyptic number.

44102120243 is a deficient number, since it is larger than the sum of its proper divisors (1520762797).

44102120243 is a wasteful number, since it uses less digits than its factorization.

44102120243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1520762796.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 44102120243 its reverse (34202120144), we get a palindrome (78304240387).

Subtracting from 44102120243 its reverse (34202120144), we obtain a palindrome (9900000099).

The spelling of 44102120243 in words is "forty-four billion, one hundred two million, one hundred twenty thousand, two hundred forty-three".