2111312412342 has 24 divisors (see below), whose sum is σ = 5228011688016. Its totient is φ = 603232117776.

The previous prime is 2111312412317. The next prime is 2111312412359. The reversal of 2111312412342 is 2432142131112.

2111312412342 is a `hidden beast` number, since 2 + 1 + 1 + 1 + 312 + 4 + 1 + 2 + 342 = 666.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 8378223733 + ... + 8378223984.

It is an arithmetic number, because the mean of its divisors is an integer number (217833820334).

Almost surely, 2^{2111312412342} is an apocalyptic number.

2111312412342 is an abundant number, since it is smaller than the sum of its proper divisors (3116699275674).

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

2111312412342 is a wasteful number, since it uses less digits than its factorization.

2111312412342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16756447732 (or 16756447729 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 2111312412342 its reverse (2432142131112), we get a palindrome (4543454543454).

The spelling of 2111312412342 in words is "two trillion, one hundred eleven billion, three hundred twelve million, four hundred twelve thousand, three hundred forty-two".