1122011122209 has 4 divisors (see below), whose sum is σ = 1496014829616. Its totient is φ = 748007414804.

The previous prime is 1122011122189. The next prime is 1122011122237. The reversal of 1122011122209 is 9022211102211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1122011122209 - 2⁹ = 1122011121697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122011222209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187001853699 + ... + 187001853704.

It is an arithmetic number, because the mean of its divisors is an integer number (374003707404).

Almost surely, 2^{1122011122209} is an apocalyptic number.

It is an amenable number.

1122011122209 is a deficient number, since it is larger than the sum of its proper divisors (374003707407).

1122011122209 is an equidigital number, since it uses as much as digits as its factorization.

1122011122209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374003707406.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 1122011122209 in words is "one trillion, one hundred twenty-two billion, eleven million, one hundred twenty-two thousand, two hundred nine".