11000120987 has 2 divisors, whose sum is σ = 11000120988. Its totient is φ = 11000120986.

The previous prime is 11000120977. The next prime is 11000121001. The reversal of 11000120987 is 78902100011.

11000120987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11000120987 - 2⁸ = 11000120731 is a prime.

It is not a weakly prime, because it can be changed into another prime (11000120947) 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, 5500060493 + 5500060494.

It is an arithmetic number, because the mean of its divisors is an integer number (5500060494).

Almost surely, 2^11000120987 is an apocalyptic number.

11000120987 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000120987 is an equidigital number, since it uses as much as digits as its factorization.

11000120987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 29.

Adding to 11000120987 its reverse (78902100011), we get a palindrome (89902220998).

The spelling of 11000120987 in words is "eleven billion, one hundred twenty thousand, nine hundred eighty-seven".