44221422109 has 2 divisors, whose sum is σ = 44221422110. Its totient is φ = 44221422108.

The previous prime is 44221422103. The next prime is 44221422131. The reversal of 44221422109 is 90122412244.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38539579225 + 5681842884 = 196315^2 + 75378^2 .

It is a cyclic number.

It is not a de Polignac number, because 44221422109 - 2¹³ = 44221413917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44221422103) 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 as a sum of consecutive naturals, namely, 22110711054 + 22110711055.

It is an arithmetic number, because the mean of its divisors is an integer number (22110711055).

Almost surely, 2^44221422109 is an apocalyptic number.

It is an amenable number.

44221422109 is a deficient number, since it is larger than the sum of its proper divisors (1).

44221422109 is an equidigital number, since it uses as much as digits as its factorization.

44221422109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 44221422109 in words is "forty-four billion, two hundred twenty-one million, four hundred twenty-two thousand, one hundred nine".