100222875 has 24 divisors (see below), whose sum is σ = 180670464. Its totient is φ = 53451600.

The previous prime is 100222873. The next prime is 100222877. The reversal of 100222875 is 578222001.

It is an interprime number because it is at equal distance from previous prime (100222873) and next prime (100222877).

It is not a de Polignac number, because 100222875 - 2¹ = 100222873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100222873) 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 23 ways as a sum of consecutive naturals, for example, 43419 + ... + 45668.

It is an arithmetic number, because the mean of its divisors is an integer number (7527936).

Almost surely, 2^100222875 is an apocalyptic number.

100222875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100222875 is a deficient number, since it is larger than the sum of its proper divisors (80447589).

100222875 is an equidigital number, since it uses as much as digits as its factorization.

100222875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89108 (or 89095 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 100222875 is about 10011.1375477515. The cubic root of 100222875 is about 464.5034588675.

Adding to 100222875 its reverse (578222001), we get a palindrome (678444876).

The spelling of 100222875 in words is "one hundred million, two hundred twenty-two thousand, eight hundred seventy-five".