1121122210009 has 2 divisors, whose sum is σ = 1121122210010. Its totient is φ = 1121122210008.

The previous prime is 1121122209997. The next prime is 1121122210057. The reversal of 1121122210009 is 9000122211211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 807746170009 + 313376040000 = 898747^2 + 559800^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121122210009 - 2¹³ = 1121122201817 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121122210309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560561105004 + 560561105005.

It is an arithmetic number, because the mean of its divisors is an integer number (560561105005).

Almost surely, 2^{1121122210009} is an apocalyptic number.

It is an amenable number.

1121122210009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121122210009 is an equidigital number, since it uses as much as digits as its factorization.

1121122210009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 1121122210009 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred ten thousand, nine".