65532112036213 has 2 divisors, whose sum is σ = 65532112036214. Its totient is φ = 65532112036212.

The previous prime is 65532112036211. The next prime is 65532112036253. The reversal of 65532112036213 is 31263021123556.

65532112036213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (65532112036253) can be obtained adding 65532112036213 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65530854482769 + 1257553444 = 8095113^2 + 35462^2 .

It is a cyclic number.

It is not a de Polignac number, because 65532112036213 - 2¹ = 65532112036211 is a prime.

Together with 65532112036211, 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 (65532112036211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32766056018106 + 32766056018107.

It is an arithmetic number, because the mean of its divisors is an integer number (32766056018107).

Almost surely, 2^{65532112036213} is an apocalyptic number.

It is an amenable number.

65532112036213 is a deficient number, since it is larger than the sum of its proper divisors (1).

65532112036213 is an equidigital number, since it uses as much as digits as its factorization.

65532112036213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 40.

Adding to 65532112036213 its reverse (31263021123556), we get a palindrome (96795133159769).

The spelling of 65532112036213 in words is "sixty-five trillion, five hundred thirty-two billion, one hundred twelve million, thirty-six thousand, two hundred thirteen".