43120221103 has 2 divisors, whose sum is σ = 43120221104. Its totient is φ = 43120221102.

The previous prime is 43120221073. The next prime is 43120221107. The reversal of 43120221103 is 30112202134.

It is a happy number.

43120221103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43120221103 - 2¹³ = 43120212911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43120221107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21560110551 + 21560110552.

It is an arithmetic number, because the mean of its divisors is an integer number (21560110552).

Almost surely, 2^43120221103 is an apocalyptic number.

43120221103 is a deficient number, since it is larger than the sum of its proper divisors (1).

43120221103 is an equidigital number, since it uses as much as digits as its factorization.

43120221103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 43120221103 its reverse (30112202134), we get a palindrome (73232423237).

The spelling of 43120221103 in words is "forty-three billion, one hundred twenty million, two hundred twenty-one thousand, one hundred three".