43240204103 has 2 divisors, whose sum is σ = 43240204104. Its totient is φ = 43240204102.

The previous prime is 43240204087. The next prime is 43240204151. The reversal of 43240204103 is 30140204234.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43240204103 - 2⁴ = 43240204087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43240204193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21620102051 + 21620102052.

It is an arithmetic number, because the mean of its divisors is an integer number (21620102052).

Almost surely, 2^43240204103 is an apocalyptic number.

43240204103 is a deficient number, since it is larger than the sum of its proper divisors (1).

43240204103 is an equidigital number, since it uses as much as digits as its factorization.

43240204103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 43240204103 its reverse (30140204234), we get a palindrome (73380408337).

The spelling of 43240204103 in words is "forty-three billion, two hundred forty million, two hundred four thousand, one hundred three".