21410144341 has 2 divisors, whose sum is σ = 21410144342. Its totient is φ = 21410144340.

The previous prime is 21410144339. The next prime is 21410144347. The reversal of 21410144341 is 14344101412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17280154116 + 4129990225 = 131454^2 + 64265^2 .

It is a cyclic number.

It is not a de Polignac number, because 21410144341 - 2¹ = 21410144339 is a prime.

Together with 21410144339, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21410144347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10705072170 + 10705072171.

It is an arithmetic number, because the mean of its divisors is an integer number (10705072171).

Almost surely, 2^21410144341 is an apocalyptic number.

It is an amenable number.

21410144341 is a deficient number, since it is larger than the sum of its proper divisors (1).

21410144341 is an equidigital number, since it uses as much as digits as its factorization.

21410144341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 21410144341 its reverse (14344101412), we get a palindrome (35754245753).

The spelling of 21410144341 in words is "twenty-one billion, four hundred ten million, one hundred forty-four thousand, three hundred forty-one".