211300029893 has 2 divisors, whose sum is σ = 211300029894. Its totient is φ = 211300029892.

The previous prime is 211300029881. The next prime is 211300030037. The reversal of 211300029893 is 398920003112.

211300029893 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202285856644 + 9014173249 = 449762^2 + 94943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211300029893 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211300029833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105650014946 + 105650014947.

It is an arithmetic number, because the mean of its divisors is an integer number (105650014947).

Almost surely, 2^211300029893 is an apocalyptic number.

It is an amenable number.

211300029893 is a deficient number, since it is larger than the sum of its proper divisors (1).

211300029893 is an equidigital number, since it uses as much as digits as its factorization.

211300029893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 211300029893 in words is "two hundred eleven billion, three hundred million, twenty-nine thousand, eight hundred ninety-three".