102112110787 has 2 divisors, whose sum is σ = 102112110788. Its totient is φ = 102112110786.

The previous prime is 102112110773. The next prime is 102112110811. The reversal of 102112110787 is 787011211201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102112110787 - 2¹¹ = 102112108739 is a prime.

It is not a weakly prime, because it can be changed into another prime (102112110757) 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, 51056055393 + 51056055394.

It is an arithmetic number, because the mean of its divisors is an integer number (51056055394).

Almost surely, 2^102112110787 is an apocalyptic number.

102112110787 is a deficient number, since it is larger than the sum of its proper divisors (1).

102112110787 is an equidigital number, since it uses as much as digits as its factorization.

102112110787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1568, while the sum is 31.

Adding to 102112110787 its reverse (787011211201), we get a palindrome (889123321988).

The spelling of 102112110787 in words is "one hundred two billion, one hundred twelve million, one hundred ten thousand, seven hundred eighty-seven".