211320132101213 has 2 divisors, whose sum is σ = 211320132101214. Its totient is φ = 211320132101212.

The previous prime is 211320132101149. The next prime is 211320132101237. The reversal of 211320132101213 is 312101231023112.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115859455022809 + 95460677078404 = 10763803^2 + 9770398^2 .

It is a cyclic number.

It is not a de Polignac number, because 211320132101213 - 2⁶ = 211320132101149 is a prime.

It is a super-2 number, since 2×211320132101213² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211320132101413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105660066050606 + 105660066050607.

It is an arithmetic number, because the mean of its divisors is an integer number (105660066050607).

Almost surely, 2^{211320132101213} is an apocalyptic number.

It is an amenable number.

211320132101213 is a deficient number, since it is larger than the sum of its proper divisors (1).

211320132101213 is an equidigital number, since it uses as much as digits as its factorization.

211320132101213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 211320132101213 its reverse (312101231023112), we get a palindrome (523421363124325).

The spelling of 211320132101213 in words is "two hundred eleven trillion, three hundred twenty billion, one hundred thirty-two million, one hundred one thousand, two hundred thirteen".