43113340421001 has 32 divisors (see below), whose sum is σ = 66456016272000. Its totient is φ = 27590704513344.

The previous prime is 43113340420999. The next prime is 43113340421023. The reversal of 43113340421001 is 10012404331134.

43113340421001 is a `hidden beast` number, since 4 + 3 + 11 + 33 + 404 + 210 + 0 + 1 = 666.

43113340421001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43113340421001 - 2¹ = 43113340420999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (43113340420001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 159002511 + ... + 159273428.

It is an arithmetic number, because the mean of its divisors is an integer number (2076750508500).

Almost surely, 2^{43113340421001} is an apocalyptic number.

It is an amenable number.

43113340421001 is a deficient number, since it is larger than the sum of its proper divisors (23342675850999).

43113340421001 is a wasteful number, since it uses less digits than its factorization.

43113340421001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318276150 (or 318276144 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 43113340421001 its reverse (10012404331134), we get a palindrome (53125744752135).

The spelling of 43113340421001 in words is "forty-three trillion, one hundred thirteen billion, three hundred forty million, four hundred twenty-one thousand, one".