1100202011089 has 2 divisors, whose sum is σ = 1100202011090. Its totient is φ = 1100202011088.

The previous prime is 1100202011071. The next prime is 1100202011143. The reversal of 1100202011089 is 9801102020011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 815755788864 + 284446222225 = 903192^2 + 533335^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100202011089 - 2⁷ = 1100202010961 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100202051089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550101005544 + 550101005545.

It is an arithmetic number, because the mean of its divisors is an integer number (550101005545).

Almost surely, 2^{1100202011089} is an apocalyptic number.

It is an amenable number.

1100202011089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100202011089 is an equidigital number, since it uses as much as digits as its factorization.

1100202011089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 25.

The spelling of 1100202011089 in words is "one trillion, one hundred billion, two hundred two million, eleven thousand, eighty-nine".