21214410300329 has 2 divisors, whose sum is σ = 21214410300330. Its totient is φ = 21214410300328.

The previous prime is 21214410300271. The next prime is 21214410300331. The reversal of 21214410300329 is 92300301441212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12862587738025 + 8351822562304 = 3586445^2 + 2889952^2 .

It is a cyclic number.

It is not a de Polignac number, because 21214410300329 - 2²⁸ = 21214141864873 is a prime.

Together with 21214410300331, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 21214410300295 and 21214410300304.

It is not a weakly prime, because it can be changed into another prime (21214410200329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10607205150164 + 10607205150165.

It is an arithmetic number, because the mean of its divisors is an integer number (10607205150165).

Almost surely, 2^{21214410300329} is an apocalyptic number.

It is an amenable number.

21214410300329 is a deficient number, since it is larger than the sum of its proper divisors (1).

21214410300329 is an equidigital number, since it uses as much as digits as its factorization.

21214410300329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 21214410300329 in words is "twenty-one trillion, two hundred fourteen billion, four hundred ten million, three hundred thousand, three hundred twenty-nine".