2043320111343 has 24 divisors (see below), whose sum is σ = 3519756384768. Its totient is φ = 1116845774352.

The previous prime is 2043320111341. The next prime is 2043320111353. The reversal of 2043320111343 is 3431110233402.

It is a happy number.

2043320111343 is a `hidden beast` number, since 20 + 433 + 201 + 1 + 1 + 3 + 4 + 3 = 666.

It is not a de Polignac number, because 2043320111343 - 2¹ = 2043320111341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2043320111341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 705077955 + ... + 705080852.

It is an arithmetic number, because the mean of its divisors is an integer number (146656516032).

Almost surely, 2^{2043320111343} is an apocalyptic number.

2043320111343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2043320111343 is a deficient number, since it is larger than the sum of its proper divisors (1476436273425).

2043320111343 is a wasteful number, since it uses less digits than its factorization.

2043320111343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410158843 (or 1410158840 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 2043320111343 its reverse (3431110233402), we get a palindrome (5474430344745).

The spelling of 2043320111343 in words is "two trillion, forty-three billion, three hundred twenty million, one hundred eleven thousand, three hundred forty-three".