11211070043 has 2 divisors, whose sum is σ = 11211070044. Its totient is φ = 11211070042.

The previous prime is 11211070027. The next prime is 11211070049. The reversal of 11211070043 is 34007011211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11211070043 - 2⁴ = 11211070027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11211069997 and 11211070024.

It is not a weakly prime, because it can be changed into another prime (11211070049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605535021 + 5605535022.

It is an arithmetic number, because the mean of its divisors is an integer number (5605535022).

Almost surely, 2^11211070043 is an apocalyptic number.

11211070043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211070043 is an equidigital number, since it uses as much as digits as its factorization.

11211070043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 11211070043 its reverse (34007011211), we get a palindrome (45218081254).

The spelling of 11211070043 in words is "eleven billion, two hundred eleven million, seventy thousand, forty-three".