4244240403121 has 16 divisors (see below), whose sum is σ = 4465207281600. Its totient is φ = 4028253905088.

The previous prime is 4244240403119. The next prime is 4244240403167. The reversal of 4244240403121 is 1213040424424.

It is a happy number.

It is not a de Polignac number, because 4244240403121 - 2¹ = 4244240403119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4244240413121) 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 15 ways as a sum of consecutive naturals, for example, 54855355 + ... + 54932671.

It is an arithmetic number, because the mean of its divisors is an integer number (279075455100).

Almost surely, 2^{4244240403121} is an apocalyptic number.

It is an amenable number.

4244240403121 is a deficient number, since it is larger than the sum of its proper divisors (220966878479).

4244240403121 is a wasteful number, since it uses less digits than its factorization.

4244240403121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109488.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 4244240403121 its reverse (1213040424424), we get a palindrome (5457280827545).

The spelling of 4244240403121 in words is "four trillion, two hundred forty-four billion, two hundred forty million, four hundred three thousand, one hundred twenty-one".