21344124224001 has 8 divisors (see below), whose sum is σ = 28459440983520. Its totient is φ = 14229111806912.

The previous prime is 21344124223999. The next prime is 21344124224011. The reversal of 21344124224001 is 10042242144312.

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 21344124224001 - 2¹ = 21344124223999 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 21344124224001.

It is not an unprimeable number, because it can be changed into a prime (21344124224011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75921915 + ... + 76202528.

It is an arithmetic number, because the mean of its divisors is an integer number (3557430122940).

Almost surely, 2^{21344124224001} is an apocalyptic number.

It is an amenable number.

21344124224001 is a deficient number, since it is larger than the sum of its proper divisors (7115316759519).

21344124224001 is a wasteful number, since it uses less digits than its factorization.

21344124224001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152171215.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 21344124224001 its reverse (10042242144312), we get a palindrome (31386366368313).

The spelling of 21344124224001 in words is "twenty-one trillion, three hundred forty-four billion, one hundred twenty-four million, two hundred twenty-four thousand, one".