4440333321121 has 16 divisors (see below), whose sum is σ = 4726011107664. Its totient is φ = 4157432193024.

The previous prime is 4440333321097. The next prime is 4440333321133. The reversal of 4440333321121 is 1211233330444.

It can be written as a sum of positive squares in 8 ways, for example, as 1567664260096 + 2872669061025 = 1252064^2 + 1694895^2 .

It is a cyclic number.

It is not a de Polignac number, because 4440333321121 - 2⁵ = 4440333321089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4440333324121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1635441 + ... + 3399313.

It is an arithmetic number, because the mean of its divisors is an integer number (295375694229).

Almost surely, 2^{4440333321121} is an apocalyptic number.

It is an amenable number.

4440333321121 is a deficient number, since it is larger than the sum of its proper divisors (285677786543).

4440333321121 is a wasteful number, since it uses less digits than its factorization.

4440333321121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764660.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 4440333321121 its reverse (1211233330444), we get a palindrome (5651566651565).

The spelling of 4440333321121 in words is "four trillion, four hundred forty billion, three hundred thirty-three million, three hundred twenty-one thousand, one hundred twenty-one".