201112102221089 has 2 divisors, whose sum is σ = 201112102221090. Its totient is φ = 201112102221088.

The previous prime is 201112102221053. The next prime is 201112102221271. The reversal of 201112102221089 is 980122201211102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 174370968601600 + 26741133619489 = 13204960^2 + 5171183^2 .

It is a cyclic number.

It is not a de Polignac number, because 201112102221089 - 2²⁸ = 201111833785633 is a prime.

It is not a weakly prime, because it can be changed into another prime (201112102221029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100556051110544 + 100556051110545.

It is an arithmetic number, because the mean of its divisors is an integer number (100556051110545).

Almost surely, 2^{201112102221089} is an apocalyptic number.

It is an amenable number.

201112102221089 is a deficient number, since it is larger than the sum of its proper divisors (1).

201112102221089 is an equidigital number, since it uses as much as digits as its factorization.

201112102221089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 32.

The spelling of 201112102221089 in words is "two hundred one trillion, one hundred twelve billion, one hundred two million, two hundred twenty-one thousand, eighty-nine".