112211102209 has 4 divisors (see below), whose sum is σ = 112408310340. Its totient is φ = 112013894080.

The previous prime is 112211102203. The next prime is 112211102233. The reversal of 112211102209 is 902201112211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27357160000 + 84853942209 = 165400^2 + 291297^2 .

It is a cyclic number.

It is not a de Polignac number, because 112211102209 - 2¹⁵ = 112211069441 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 112211102209.

It is not an unprimeable number, because it can be changed into a prime (112211102203) 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, 98603212 + ... + 98604349.

It is an arithmetic number, because the mean of its divisors is an integer number (28102077585).

Almost surely, 2^112211102209 is an apocalyptic number.

It is an amenable number.

112211102209 is a deficient number, since it is larger than the sum of its proper divisors (197208131).

112211102209 is an equidigital number, since it uses as much as digits as its factorization.

112211102209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197208130.

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

The spelling of 112211102209 in words is "one hundred twelve billion, two hundred eleven million, one hundred two thousand, two hundred nine".