212194434706 has 8 divisors (see below), whose sum is σ = 321266340720. Its totient is φ = 105105654468.

The previous prime is 212194434691. The next prime is 212194434731. The reversal of 212194434706 is 607434491212.

212194434706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495781176 + ... + 495781603.

It is an arithmetic number, because the mean of its divisors is an integer number (40158292590).

Almost surely, 2^212194434706 is an apocalyptic number.

212194434706 is a deficient number, since it is larger than the sum of its proper divisors (109071906014).

212194434706 is a wasteful number, since it uses less digits than its factorization.

212194434706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991562888.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 212194434706 in words is "two hundred twelve billion, one hundred ninety-four million, four hundred thirty-four thousand, seven hundred six".