11100010087 has 2 divisors, whose sum is σ = 11100010088. Its totient is φ = 11100010086.

The previous prime is 11100009979. The next prime is 11100010099. The reversal of 11100010087 is 78001000111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11100010087 - 2²³ = 11091621479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100010687) 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, 5550005043 + 5550005044.

It is an arithmetic number, because the mean of its divisors is an integer number (5550005044).

Almost surely, 2^11100010087 is an apocalyptic number.

11100010087 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100010087 is an equidigital number, since it uses as much as digits as its factorization.

11100010087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 11100010087 its reverse (78001000111), we get a palindrome (89101010198).

The spelling of 11100010087 in words is "eleven billion, one hundred million, ten thousand, eighty-seven".