43340221205 has 16 divisors (see below), whose sum is σ = 52767936000. Its totient is φ = 34167419520.

The previous prime is 43340221193. The next prime is 43340221207. The reversal of 43340221205 is 50212204334.

It is not a de Polignac number, because 43340221205 - 2¹⁶ = 43340155669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43340221207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100496 + ... + 311094.

It is an arithmetic number, because the mean of its divisors is an integer number (3297996000).

Almost surely, 2^43340221205 is an apocalyptic number.

It is an amenable number.

43340221205 is a deficient number, since it is larger than the sum of its proper divisors (9427714795).

43340221205 is a wasteful number, since it uses less digits than its factorization.

43340221205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211204.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 43340221205 its reverse (50212204334), we get a palindrome (93552425539).

The spelling of 43340221205 in words is "forty-three billion, three hundred forty million, two hundred twenty-one thousand, two hundred five".