2143320043120 has 20 divisors (see below), whose sum is σ = 4983219100440. Its totient is φ = 857328017216.

The previous prime is 2143320043027. The next prime is 2143320043127. The reversal of 2143320043120 is 213400233412.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143320043127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13395750190 + ... + 13395750349.

It is an arithmetic number, because the mean of its divisors is an integer number (249160955022).

Almost surely, 2^{2143320043120} is an apocalyptic number.

2143320043120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2143320043120 is an abundant number, since it is smaller than the sum of its proper divisors (2839899057320).

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

2143320043120 is a wasteful number, since it uses less digits than its factorization.

2143320043120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26791500552 (or 26791500546 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2143320043120 its reverse (213400233412), we get a palindrome (2356720276532).

The spelling of 2143320043120 in words is "two trillion, one hundred forty-three billion, three hundred twenty million, forty-three thousand, one hundred twenty".