44222110221 has 8 divisors (see below), whose sum is σ = 59227221760. Its totient is φ = 29349202752.

The previous prime is 44222110211. The next prime is 44222110277. The reversal of 44222110221 is 12201122244.

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

It is not a de Polignac number, because 44222110221 - 2²¹ = 44220013069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44222110201) 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, 33050236 + ... + 33051573.

It is an arithmetic number, because the mean of its divisors is an integer number (7403402720).

Almost surely, 2^44222110221 is an apocalyptic number.

It is an amenable number.

44222110221 is a deficient number, since it is larger than the sum of its proper divisors (15005111539).

44222110221 is a wasteful number, since it uses less digits than its factorization.

44222110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66102035.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 44222110221 its reverse (12201122244), we get a palindrome (56423232465).

The spelling of 44222110221 in words is "forty-four billion, two hundred twenty-two million, one hundred ten thousand, two hundred twenty-one".