44231121 has 24 divisors (see below), whose sum is σ = 70037760. Its totient is φ = 26676000.

The previous prime is 44231113. The next prime is 44231123. The reversal of 44231121 is 12113244.

44231121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44231121 - 2³ = 44231113 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 44231094 and 44231103.

It is not an unprimeable number, because it can be changed into a prime (44231123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21696 + ... + 23646.

It is an arithmetic number, because the mean of its divisors is an integer number (2918240).

Almost surely, 2^44231121 is an apocalyptic number.

It is an amenable number.

44231121 is a deficient number, since it is larger than the sum of its proper divisors (25806639).

44231121 is a wasteful number, since it uses less digits than its factorization.

44231121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2197 (or 2194 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 44231121 is about 6650.6481639010. The cubic root of 44231121 is about 353.6518889518.

Adding to 44231121 its reverse (12113244), we get a palindrome (56344365).

The spelling of 44231121 in words is "forty-four million, two hundred thirty-one thousand, one hundred twenty-one".