212241647934 has 12 divisors (see below), whose sum is σ = 459856903896. Its totient is φ = 70747215972.

The previous prime is 212241647879. The next prime is 212241647941. The reversal of 212241647934 is 439746142212.

212241647934 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 212241647934.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 5895601314 + ... + 5895601349.

It is an arithmetic number, because the mean of its divisors is an integer number (38321408658).

Almost surely, 2^212241647934 is an apocalyptic number.

212241647934 is an abundant number, since it is smaller than the sum of its proper divisors (247615255962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212241647934 is a wasteful number, since it uses less digits than its factorization.

212241647934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11791202671 (or 11791202668 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The spelling of 212241647934 in words is "two hundred twelve billion, two hundred forty-one million, six hundred forty-seven thousand, nine hundred thirty-four".