212834235312 has 50 divisors (see below), whose sum is σ = 616004028948. Its totient is φ = 70944744672.

The previous prime is 212834235217. The next prime is 212834235319. The reversal of 212834235312 is 213532438212.

212834235312 is a `hidden beast` number, since 2 + 1 + 2 + 83 + 42 + 3 + 531 + 2 = 666.

212834235312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (212834235319) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 82110678 + ... + 82113269.

Almost surely, 2^212834235312 is an apocalyptic number.

It is an amenable number.

212834235312 is an abundant number, since it is smaller than the sum of its proper divisors (403169793636).

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

212834235312 is a wasteful number, since it uses less digits than its factorization.

212834235312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164223967 (or 164223952 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The spelling of 212834235312 in words is "two hundred twelve billion, eight hundred thirty-four million, two hundred thirty-five thousand, three hundred twelve".