12043043343 has 12 divisors (see below), whose sum is σ = 17396669160. Its totient is φ = 8028159216.

The previous prime is 12043043329. The next prime is 12043043347. The reversal of 12043043343 is 34334034021.

12043043343 is a `hidden beast` number, since 1 + 20 + 4 + 304 + 334 + 3 = 666.

It is not a de Polignac number, because 12043043343 - 2²¹ = 12040946191 is a prime.

It is a super-2 number, since 2×12043043343² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12043043347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135928 + ... + 206306.

It is an arithmetic number, because the mean of its divisors is an integer number (1449722430).

Almost surely, 2^12043043343 is an apocalyptic number.

12043043343 is a deficient number, since it is larger than the sum of its proper divisors (5353625817).

12043043343 is a wasteful number, since it uses less digits than its factorization.

12043043343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89398 (or 89395 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 12043043343 its reverse (34334034021), we get a palindrome (46377077364).

The spelling of 12043043343 in words is "twelve billion, forty-three million, forty-three thousand, three hundred forty-three".