11001011089 has 2 divisors, whose sum is σ = 11001011090. Its totient is φ = 11001011088.

The previous prime is 11001011027. The next prime is 11001011101. The reversal of 11001011089 is 98011010011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5670843025 + 5330168064 = 75305^2 + 73008^2 .

It is a cyclic number.

It is not a de Polignac number, because 11001011089 - 2⁹ = 11001010577 is a prime.

It is not a weakly prime, because it can be changed into another prime (11001411089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500505544 + 5500505545.

It is an arithmetic number, because the mean of its divisors is an integer number (5500505545).

Almost surely, 2^11001011089 is an apocalyptic number.

It is an amenable number.

11001011089 is a deficient number, since it is larger than the sum of its proper divisors (1).

11001011089 is an equidigital number, since it uses as much as digits as its factorization.

11001011089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 11001011089 in words is "eleven billion, one million, eleven thousand, eighty-nine".