244121110505 has 8 divisors (see below), whose sum is σ = 294638659272. Its totient is φ = 194168003968.

The previous prime is 244121110501. The next prime is 244121110511. The reversal of 244121110505 is 505011121442.

It is a happy number.

244121110505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 20404408336 + 223716702169 = 142844^2 + 472987^2 .

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 244121110505 - 2² = 244121110501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244121110501) 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 in 7 ways as a sum of consecutive naturals, for example, 141109604 + ... + 141111333.

It is an arithmetic number, because the mean of its divisors is an integer number (36829832409).

Almost surely, 2^244121110505 is an apocalyptic number.

It is an amenable number.

244121110505 is a deficient number, since it is larger than the sum of its proper divisors (50517548767).

244121110505 is a wasteful number, since it uses less digits than its factorization.

244121110505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282221115.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 244121110505 its reverse (505011121442), we get a palindrome (749132231947).

The spelling of 244121110505 in words is "two hundred forty-four billion, one hundred twenty-one million, one hundred ten thousand, five hundred five".