21224354005341 has 64 divisors (see below), whose sum is σ = 33193546848000. Its totient is φ = 13366379151360.

The previous prime is 21224354005331. The next prime is 21224354005373. The reversal of 21224354005341 is 14350045342212.

It is a happy number.

21224354005341 is a `hidden beast` number, since 2 + 1 + 2 + 24 + 3 + 540 + 0 + 53 + 41 = 666.

It is not a de Polignac number, because 21224354005341 - 2¹⁵ = 21224353972573 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21224354005296 and 21224354005305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21224354005331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 252830611 + ... + 252914543.

It is an arithmetic number, because the mean of its divisors is an integer number (518649169500).

Almost surely, 2^{21224354005341} is an apocalyptic number.

It is an amenable number.

21224354005341 is a deficient number, since it is larger than the sum of its proper divisors (11969192842659).

21224354005341 is a wasteful number, since it uses less digits than its factorization.

21224354005341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85371 (or 85365 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 21224354005341 its reverse (14350045342212), we get a palindrome (35574399347553).

The spelling of 21224354005341 in words is "twenty-one trillion, two hundred twenty-four billion, three hundred fifty-four million, five thousand, three hundred forty-one".