43012011323343 has 32 divisors (see below), whose sum is σ = 61240762851840. Its totient is φ = 26787346185600.

The previous prime is 43012011323273. The next prime is 43012011323441. The reversal of 43012011323343 is 34332311021034.

It is not a de Polignac number, because 43012011323343 - 2⁸ = 43012011323087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43012011323343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43012011323443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28425193 + ... + 29900093.

It is an arithmetic number, because the mean of its divisors is an integer number (1913773839120).

Almost surely, 2^{43012011323343} is an apocalyptic number.

43012011323343 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

43012011323343 is a deficient number, since it is larger than the sum of its proper divisors (18228751528497).

43012011323343 is a wasteful number, since it uses less digits than its factorization.

43012011323343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484799.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 43012011323343 its reverse (34332311021034), we get a palindrome (77344322344377).

The spelling of 43012011323343 in words is "forty-three trillion, twelve billion, eleven million, three hundred twenty-three thousand, three hundred forty-three".