2112343022412 has 96 divisors (see below), whose sum is σ = 6588204403200. Its totient is φ = 571762017216.

The previous prime is 2112343022411. The next prime is 2112343022417. The reversal of 2112343022412 is 2142203432112.

2112343022412 is a `hidden beast` number, since 2 + 1 + 1 + 2 + 3 + 430 + 224 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2112343022411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73514703 + ... + 73543430.

It is an arithmetic number, because the mean of its divisors is an integer number (68627129200).

Almost surely, 2^{2112343022412} is an apocalyptic number.

It is an amenable number.

2112343022412 is an abundant number, since it is smaller than the sum of its proper divisors (4475861380788).

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

2112343022412 is a wasteful number, since it uses less digits than its factorization.

2112343022412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147058172 (or 147058164 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 2112343022412 its reverse (2142203432112), we get a palindrome (4254546454524).

The spelling of 2112343022412 in words is "two trillion, one hundred twelve billion, three hundred forty-three million, twenty-two thousand, four hundred twelve".