100210125 has 16 divisors (see below), whose sum is σ = 166750272. Its totient is φ = 53445200.

The previous prime is 100210069. The next prime is 100210147. The reversal of 100210125 is 521012001.

It is not a de Polignac number, because 100210125 - 2⁷ = 100209997 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100210125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133239 + ... + 133988.

It is an arithmetic number, because the mean of its divisors is an integer number (10421892).

Almost surely, 2^100210125 is an apocalyptic number.

100210125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100210125 is a deficient number, since it is larger than the sum of its proper divisors (66540147).

100210125 is an equidigital number, since it uses as much as digits as its factorization.

100210125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267245 (or 267235 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 100210125 is about 10010.5007367264. The cubic root of 100210125 is about 464.4837605359.

Adding to 100210125 its reverse (521012001), we get a palindrome (621222126).

The spelling of 100210125 in words is "one hundred million, two hundred ten thousand, one hundred twenty-five".