44213122321 has 8 divisors (see below), whose sum is σ = 45470994624. Its totient is φ = 42965689200.

The previous prime is 44213122309. The next prime is 44213122337. The reversal of 44213122321 is 12322131244.

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

It is a cyclic number.

It is not a de Polignac number, because 44213122321 - 2⁷ = 44213122193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44213122391) 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 7 ways as a sum of consecutive naturals, for example, 2601205 + ... + 2618146.

It is an arithmetic number, because the mean of its divisors is an integer number (5683874328).

Almost surely, 2^44213122321 is an apocalyptic number.

It is an amenable number.

44213122321 is a deficient number, since it is larger than the sum of its proper divisors (1257872303).

44213122321 is a wasteful number, since it uses less digits than its factorization.

44213122321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5219591.

The product of its digits is 2304, while the sum is 25.

Adding to 44213122321 its reverse (12322131244), we get a palindrome (56535253565).

It can be divided in two parts, 442131223 and 21, that added together give a palindrome (442131244).

The spelling of 44213122321 in words is "forty-four billion, two hundred thirteen million, one hundred twenty-two thousand, three hundred twenty-one".