244312003320121 has 32 divisors (see below), whose sum is σ = 269492760999936. Its totient is φ = 219640266912000.

The previous prime is 244312003320107. The next prime is 244312003320173. The reversal of 244312003320121 is 121023300213442.

It is not a de Polignac number, because 244312003320121 - 2⁴⁵ = 209127631231289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 244312003320121.

It is not an unprimeable number, because it can be changed into a prime (244312003320191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4558288095 + ... + 4558341691.

It is an arithmetic number, because the mean of its divisors is an integer number (8421648781248).

Almost surely, 2^{244312003320121} is an apocalyptic number.

It is an amenable number.

244312003320121 is a deficient number, since it is larger than the sum of its proper divisors (25180757679815).

244312003320121 is a wasteful number, since it uses less digits than its factorization.

244312003320121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66513.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 244312003320121 its reverse (121023300213442), we get a palindrome (365335303533563).

The spelling of 244312003320121 in words is "two hundred forty-four trillion, three hundred twelve billion, three million, three hundred twenty thousand, one hundred twenty-one".