11011010110987 has 2 divisors, whose sum is σ = 11011010110988. Its totient is φ = 11011010110986.

The previous prime is 11011010110967. The next prime is 11011010111029. The reversal of 11011010110987 is 78901101011011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11011010110987 is a prime.

It is a super-2 number, since 2×11011010110987² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11011010110967) 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, 5505505055493 + 5505505055494.

It is an arithmetic number, because the mean of its divisors is an integer number (5505505055494).

Almost surely, 2^{11011010110987} is an apocalyptic number.

11011010110987 is a deficient number, since it is larger than the sum of its proper divisors (1).

11011010110987 is an equidigital number, since it uses as much as digits as its factorization.

11011010110987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 31.

Adding to 11011010110987 its reverse (78901101011011), we get a palindrome (89912111121998).

The spelling of 11011010110987 in words is "eleven trillion, eleven billion, ten million, one hundred ten thousand, nine hundred eighty-seven".