2212112195 has 4 divisors (see below), whose sum is σ = 2654534640. Its totient is φ = 1769689752.

The previous prime is 2212112191. The next prime is 2212112197. The reversal of 2212112195 is 5912112122.

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

It is a cyclic number.

It is not a de Polignac number, because 2212112195 - 2² = 2212112191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212112191) 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, 221211215 + ... + 221211224.

It is an arithmetic number, because the mean of its divisors is an integer number (663633660).

Almost surely, 2^2212112195 is an apocalyptic number.

2212112195 is a deficient number, since it is larger than the sum of its proper divisors (442422445).

2212112195 is an equidigital number, since it uses as much as digits as its factorization.

2212112195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442422444.

The product of its digits is 720, while the sum is 26.

The square root of 2212112195 is about 47033.0968042718. The cubic root of 2212112195 is about 1302.9739007425.

The spelling of 2212112195 in words is "two billion, two hundred twelve million, one hundred twelve thousand, one hundred ninety-five".