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13210213 is a prime number
BaseRepresentation
bin110010011001…
…001001100101
3220212011000011
4302121021211
511340211323
61151050221
7220166512
oct62311145
926764004
1013210213
117503035
124510971
132976ac3
141a7c309
15125e20d
hexc99265

13210213 has 2 divisors, whose sum is σ = 13210214. Its totient is φ = 13210212.

The previous prime is 13210177. The next prime is 13210237. The reversal of 13210213 is 31201231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11716929 + 1493284 = 3423^2 + 1222^2 .

It is an emirp because it is prime and its reverse (31201231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13210213 - 217 = 13079141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13210193 and 13210202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13210273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6605106 + 6605107.

It is an arithmetic number, because the mean of its divisors is an integer number (6605107).

Almost surely, 213210213 is an apocalyptic number.

It is an amenable number.

13210213 is a deficient number, since it is larger than the sum of its proper divisors (1).

13210213 is an equidigital number, since it uses as much as digits as its factorization.

13210213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 13210213 is about 3634.5856710222. The cubic root of 13210213 is about 236.3940856550.

Adding to 13210213 its reverse (31201231), we get a palindrome (44411444).

The spelling of 13210213 in words is "thirteen million, two hundred ten thousand, two hundred thirteen".