100127027 has 32 divisors (see below), whose sum is σ = 140313600. Its totient is φ = 68872320.

The previous prime is 100127009. The next prime is 100127029. The reversal of 100127027 is 720721001.

It is not a de Polignac number, because 100127027 - 2⁶ = 100126963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100127029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20849 + ... + 25197.

It is an arithmetic number, because the mean of its divisors is an integer number (4384800).

Almost surely, 2^100127027 is an apocalyptic number.

100127027 is a deficient number, since it is larger than the sum of its proper divisors (40186573).

100127027 is a wasteful number, since it uses less digits than its factorization.

100127027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4403.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 100127027 is about 10006.3493342977. The cubic root of 100127027 is about 464.3553359037.

Adding to 100127027 its reverse (720721001), we get a palindrome (820848028).

The spelling of 100127027 in words is "one hundred million, one hundred twenty-seven thousand, twenty-seven".