43104211121 has 2 divisors, whose sum is σ = 43104211122. Its totient is φ = 43104211120.

The previous prime is 43104211097. The next prime is 43104211133. The reversal of 43104211121 is 12111240134.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36971598400 + 6132612721 = 192280^2 + 78311^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43104211121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43104211093 and 43104211102.

It is not a weakly prime, because it can be changed into another prime (43104211141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21552105560 + 21552105561.

It is an arithmetic number, because the mean of its divisors is an integer number (21552105561).

Almost surely, 2^43104211121 is an apocalyptic number.

It is an amenable number.

43104211121 is a deficient number, since it is larger than the sum of its proper divisors (1).

43104211121 is an equidigital number, since it uses as much as digits as its factorization.

43104211121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 43104211121 its reverse (12111240134), we get a palindrome (55215451255).

The spelling of 43104211121 in words is "forty-three billion, one hundred four million, two hundred eleven thousand, one hundred twenty-one".