11000121043 has 2 divisors, whose sum is σ = 11000121044. Its totient is φ = 11000121042.

The previous prime is 11000121019. The next prime is 11000121061. The reversal of 11000121043 is 34012100011.

11000121043 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 11000121043 - 2⁹ = 11000120531 is a prime.

It is not a weakly prime, because it can be changed into another prime (11000121073) 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 as a sum of consecutive naturals, namely, 5500060521 + 5500060522.

It is an arithmetic number, because the mean of its divisors is an integer number (5500060522).

Almost surely, 2^11000121043 is an apocalyptic number.

11000121043 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000121043 is an equidigital number, since it uses as much as digits as its factorization.

11000121043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11000121043 its reverse (34012100011), we get a palindrome (45012221054).

It can be divided in two parts, 110001 and 21043, that added together give a square (131044 = 362²).

The spelling of 11000121043 in words is "eleven billion, one hundred twenty-one thousand, forty-three".