1112001122209 has 2 divisors, whose sum is σ = 1112001122210. Its totient is φ = 1112001122208.

The previous prime is 1112001122161. The next prime is 1112001122251. The reversal of 1112001122209 is 9022211002111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1106588283025 + 5412839184 = 1051945^2 + 73572^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112001122209 - 2¹⁷ = 1112000991137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1112001122209.

It is not a weakly prime, because it can be changed into another prime (1112001122269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556000561104 + 556000561105.

It is an arithmetic number, because the mean of its divisors is an integer number (556000561105).

Almost surely, 2^{1112001122209} is an apocalyptic number.

It is an amenable number.

1112001122209 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112001122209 is an equidigital number, since it uses as much as digits as its factorization.

1112001122209 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 1112001122209 in words is "one trillion, one hundred twelve billion, one million, one hundred twenty-two thousand, two hundred nine".