21441200330113 has 2 divisors, whose sum is σ = 21441200330114. Its totient is φ = 21441200330112.

The previous prime is 21441200330111. The next prime is 21441200330117. The reversal of 21441200330113 is 31103300214412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14750116185744 + 6691084144369 = 3840588^2 + 2586713^2 .

It is a cyclic number.

It is not a de Polignac number, because 21441200330113 - 2¹ = 21441200330111 is a prime.

Together with 21441200330111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (21441200330111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10720600165056 + 10720600165057.

It is an arithmetic number, because the mean of its divisors is an integer number (10720600165057).

Almost surely, 2^{21441200330113} is an apocalyptic number.

It is an amenable number.

21441200330113 is a deficient number, since it is larger than the sum of its proper divisors (1).

21441200330113 is an equidigital number, since it uses as much as digits as its factorization.

21441200330113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 21441200330113 its reverse (31103300214412), we get a palindrome (52544500544525).

The spelling of 21441200330113 in words is "twenty-one trillion, four hundred forty-one billion, two hundred million, three hundred thirty thousand, one hundred thirteen".