2241344232521 has 4 divisors (see below), whose sum is σ = 2241361417344. Its totient is φ = 2241327047700.

The previous prime is 2241344232509. The next prime is 2241344232593. The reversal of 2241344232521 is 1252324431422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2241344232521 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2241344232821) 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 3 ways as a sum of consecutive naturals, for example, 8395265 + ... + 8658126.

It is an arithmetic number, because the mean of its divisors is an integer number (560340354336).

Almost surely, 2^{2241344232521} is an apocalyptic number.

It is an amenable number.

2241344232521 is a deficient number, since it is larger than the sum of its proper divisors (17184823).

2241344232521 is a wasteful number, since it uses less digits than its factorization.

2241344232521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17184822.

The product of its digits is 92160, while the sum is 35.

Adding to 2241344232521 its reverse (1252324431422), we get a palindrome (3493668663943).

The spelling of 2241344232521 in words is "two trillion, two hundred forty-one billion, three hundred forty-four million, two hundred thirty-two thousand, five hundred twenty-one".