21224006454341 has 8 divisors (see below), whose sum is σ = 22265106336000. Its totient is φ = 20203522412080.

The previous prime is 21224006454323. The next prime is 21224006454359. The reversal of 21224006454341 is 14345460042212.

It is an interprime number because it is at equal distance from previous prime (21224006454323) and next prime (21224006454359).

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 21224006454341 - 2³⁸ = 20949128547397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21224006454295 and 21224006454304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21224006454311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5153957741 + ... + 5153961858.

It is an arithmetic number, because the mean of its divisors is an integer number (2783138292000).

Almost surely, 2^{21224006454341} is an apocalyptic number.

It is an amenable number.

21224006454341 is a deficient number, since it is larger than the sum of its proper divisors (1041099881659).

21224006454341 is a wasteful number, since it uses less digits than its factorization.

21224006454341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10307919699.

The product of its (nonzero) digits is 184320, while the sum is 38.

Adding to 21224006454341 its reverse (14345460042212), we get a palindrome (35569466496553).

The spelling of 21224006454341 in words is "twenty-one trillion, two hundred twenty-four billion, six million, four hundred fifty-four thousand, three hundred forty-one".