213102650113 has 2 divisors, whose sum is σ = 213102650114. Its totient is φ = 213102650112.

The previous prime is 213102650093. The next prime is 213102650161. The reversal of 213102650113 is 311056201312.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120195342864 + 92907307249 = 346692^2 + 304807^2 .

It is a cyclic number.

It is not a de Polignac number, because 213102650113 - 2³³ = 204512715521 is a prime.

It is not a weakly prime, because it can be changed into another prime (213102650713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106551325056 + 106551325057.

It is an arithmetic number, because the mean of its divisors is an integer number (106551325057).

Almost surely, 2^213102650113 is an apocalyptic number.

It is an amenable number.

213102650113 is a deficient number, since it is larger than the sum of its proper divisors (1).

213102650113 is an equidigital number, since it uses as much as digits as its factorization.

213102650113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 213102650113 its reverse (311056201312), we get a palindrome (524158851425).

The spelling of 213102650113 in words is "two hundred thirteen billion, one hundred two million, six hundred fifty thousand, one hundred thirteen".