111100532087 has 2 divisors, whose sum is σ = 111100532088. Its totient is φ = 111100532086.

The previous prime is 111100532077. The next prime is 111100532111. The reversal of 111100532087 is 780235001111.

It is a weak prime.

It is an emirp because it is prime and its reverse (780235001111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111100532087 - 2¹⁰ = 111100531063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111100532047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550266043 + 55550266044.

It is an arithmetic number, because the mean of its divisors is an integer number (55550266044).

Almost surely, 2^111100532087 is an apocalyptic number.

111100532087 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100532087 is an equidigital number, since it uses as much as digits as its factorization.

111100532087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 29.

Adding to 111100532087 its reverse (780235001111), we get a palindrome (891335533198).

The spelling of 111100532087 in words is "one hundred eleven billion, one hundred million, five hundred thirty-two thousand, eighty-seven".