11211020022089 has 2 divisors, whose sum is σ = 11211020022090. Its totient is φ = 11211020022088.

The previous prime is 11211020022061. The next prime is 11211020022113. The reversal of 11211020022089 is 98022002011211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9386135142400 + 1824884879689 = 3063680^2 + 1350883^2 .

It is a cyclic number.

It is not a de Polignac number, because 11211020022089 - 2²⁴ = 11211003244873 is a prime.

It is not a weakly prime, because it can be changed into another prime (11211020022029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605510011044 + 5605510011045.

It is an arithmetic number, because the mean of its divisors is an integer number (5605510011045).

Almost surely, 2^{11211020022089} is an apocalyptic number.

It is an amenable number.

11211020022089 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211020022089 is an equidigital number, since it uses as much as digits as its factorization.

11211020022089 is an evil number, because the sum of its binary digits is even.

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

The spelling of 11211020022089 in words is "eleven trillion, two hundred eleven billion, twenty million, twenty-two thousand, eighty-nine".