100500105100987 has 2 divisors, whose sum is σ = 100500105100988. Its totient is φ = 100500105100986.

The previous prime is 100500105100973. The next prime is 100500105100999. The reversal of 100500105100987 is 789001501005001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100500105100987 - 2⁷ = 100500105100859 is a prime.

It is a super-2 number, since 2×100500105100987² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100500105100937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50250052550493 + 50250052550494.

It is an arithmetic number, because the mean of its divisors is an integer number (50250052550494).

Almost surely, 2^{100500105100987} is an apocalyptic number.

100500105100987 is a deficient number, since it is larger than the sum of its proper divisors (1).

100500105100987 is an equidigital number, since it uses as much as digits as its factorization.

100500105100987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 37.

Adding to 100500105100987 its reverse (789001501005001), we get a palindrome (889501606105988).

The spelling of 100500105100987 in words is "one hundred trillion, five hundred billion, one hundred five million, one hundred thousand, nine hundred eighty-seven".