2143113331312 has 80 divisors (see below), whose sum is σ = 4235322672000. Its totient is φ = 1050241082112.

The previous prime is 2143113331267. The next prime is 2143113331321. The reversal of 2143113331312 is 2131333113412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 503194239 + ... + 503198497.

It is an arithmetic number, because the mean of its divisors is an integer number (52941533400).

Almost surely, 2^{2143113331312} is an apocalyptic number.

It is an amenable number.

2143113331312 is a deficient number, since it is larger than the sum of its proper divisors (2092209340688).

2143113331312 is a wasteful number, since it uses less digits than its factorization.

2143113331312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5798 (or 5792 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

Adding to 2143113331312 its reverse (2131333113412), we get a palindrome (4274446444724).

The spelling of 2143113331312 in words is "two trillion, one hundred forty-three billion, one hundred thirteen million, three hundred thirty-one thousand, three hundred twelve".