44021340231 has 8 divisors (see below), whose sum is σ = 64031040384. Its totient is φ = 26679600120.

The previous prime is 44021340227. The next prime is 44021340239. The reversal of 44021340231 is 13204312044.

44021340231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44021340231 - 2² = 44021340227 is a prime.

It is a super-2 number, since 2×44021340231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44021340239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666989971 + ... + 666990036.

It is an arithmetic number, because the mean of its divisors is an integer number (8003880048).

Almost surely, 2^44021340231 is an apocalyptic number.

44021340231 is a deficient number, since it is larger than the sum of its proper divisors (20009700153).

44021340231 is a wasteful number, since it uses less digits than its factorization.

44021340231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333980021.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 44021340231 its reverse (13204312044), we get a palindrome (57225652275).

The spelling of 44021340231 in words is "forty-four billion, twenty-one million, three hundred forty thousand, two hundred thirty-one".