2123142424312 has 64 divisors (see below), whose sum is σ = 4911778468800. Its totient is φ = 837829785600.

The previous prime is 2123142424309. The next prime is 2123142424313. The reversal of 2123142424312 is 2134242413212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123142424313) 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 15 ways as a sum of consecutive naturals, for example, 3344487 + ... + 3928342.

It is an arithmetic number, because the mean of its divisors is an integer number (76746538575).

Almost surely, 2^{2123142424312} is an apocalyptic number.

It is an amenable number.

2123142424312 is an abundant number, since it is smaller than the sum of its proper divisors (2788636044488).

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

2123142424312 is a wasteful number, since it uses less digits than its factorization.

2123142424312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7273256 (or 7273252 counting only the distinct ones).

The product of its digits is 18432, while the sum is 31.

Adding to 2123142424312 its reverse (2134242413212), we get a palindrome (4257384837524).

The spelling of 2123142424312 in words is "two trillion, one hundred twenty-three billion, one hundred forty-two million, four hundred twenty-four thousand, three hundred twelve".