11112220122009 has 16 divisors (see below), whose sum is σ = 15688783188288. Its totient is φ = 6971954291712.

The previous prime is 11112220122001. The next prime is 11112220122149. The reversal of 11112220122009 is 90022102221111.

It is not a de Polignac number, because 11112220122009 - 2³ = 11112220122001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11112220122009.

It is not an unprimeable number, because it can be changed into a prime (11112220122001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5690887 + ... + 7389900.

It is an arithmetic number, because the mean of its divisors is an integer number (980548949268).

Almost surely, 2^{11112220122009} is an apocalyptic number.

It is an amenable number.

11112220122009 is a deficient number, since it is larger than the sum of its proper divisors (4576563066279).

11112220122009 is a wasteful number, since it uses less digits than its factorization.

11112220122009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13097464.

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

The spelling of 11112220122009 in words is "eleven trillion, one hundred twelve billion, two hundred twenty million, one hundred twenty-two thousand, nine".