211202210189 has 2 divisors, whose sum is σ = 211202210190. Its totient is φ = 211202210188.

The previous prime is 211202210173. The next prime is 211202210231. The reversal of 211202210189 is 981012202112.

211202210189 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., 190721738089 + 20480472100 = 436717^2 + 143110^2 .

It is a cyclic number.

It is not a de Polignac number, because 211202210189 - 2⁴ = 211202210173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211202210119) 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, 105601105094 + 105601105095.

It is an arithmetic number, because the mean of its divisors is an integer number (105601105095).

Almost surely, 2^211202210189 is an apocalyptic number.

It is an amenable number.

211202210189 is a deficient number, since it is larger than the sum of its proper divisors (1).

211202210189 is an equidigital number, since it uses as much as digits as its factorization.

211202210189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 211202210189 in words is "two hundred eleven billion, two hundred two million, two hundred ten thousand, one hundred eighty-nine".