213004201 has 2 divisors, whose sum is σ = 213004202. Its totient is φ = 213004200.

The previous prime is 213004199. The next prime is 213004243. The reversal of 213004201 is 102400312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149817600 + 63186601 = 12240^2 + 7949^2 .

It is a cyclic number.

It is not a de Polignac number, because 213004201 - 2¹ = 213004199 is a prime.

Together with 213004199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (213074201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106502100 + 106502101.

It is an arithmetic number, because the mean of its divisors is an integer number (106502101).

Almost surely, 2^213004201 is an apocalyptic number.

It is an amenable number.

213004201 is a deficient number, since it is larger than the sum of its proper divisors (1).

213004201 is an equidigital number, since it uses as much as digits as its factorization.

213004201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 213004201 is about 14594.6634425053. The cubic root of 213004201 is about 597.2131882105.

Adding to 213004201 its reverse (102400312), we get a palindrome (315404513).

The spelling of 213004201 in words is "two hundred thirteen million, four thousand, two hundred one".