11100222101209 has 16 divisors (see below), whose sum is σ = 11475699101712. Its totient is φ = 10732008921088.

The previous prime is 11100222101107. The next prime is 11100222101249. The reversal of 11100222101209 is 90210122200111.

11100222101209 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 1152032995584 + 9948189105625 = 1073328^2 + 3154075^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100222101209 - 2¹⁷ = 11100221970137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11100222101209.

It is not an unprimeable number, because it can be changed into a prime (11100222101249) 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, 4320652 + ... + 6392845.

It is an arithmetic number, because the mean of its divisors is an integer number (717231193857).

Almost surely, 2^{11100222101209} is an apocalyptic number.

It is an amenable number.

11100222101209 is a deficient number, since it is larger than the sum of its proper divisors (375477000503).

11100222101209 is a wasteful number, since it uses less digits than its factorization.

11100222101209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10713836.

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

The spelling of 11100222101209 in words is "eleven trillion, one hundred billion, two hundred twenty-two million, one hundred one thousand, two hundred nine".