100225124 has 12 divisors (see below), whose sum is σ = 176946924. Its totient is φ = 49668864.

The previous prime is 100225121. The next prime is 100225159. The reversal of 100225124 is 421522001.

It can be written as a sum of positive squares in 2 ways, for example, as 36385024 + 63840100 = 6032^2 + 7990^2 .

It is not an unprimeable number, because it can be changed into a prime (100225121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110417 + ... + 111320.

It is an arithmetic number, because the mean of its divisors is an integer number (14745577).

Almost surely, 2^100225124 is an apocalyptic number.

It is an amenable number.

100225124 is a deficient number, since it is larger than the sum of its proper divisors (76721800).

100225124 is a wasteful number, since it uses less digits than its factorization.

100225124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221854 (or 221852 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 100225124 is about 10011.2498720190. The cubic root of 100225124 is about 464.5069333253.

Adding to 100225124 its reverse (421522001), we get a palindrome (521747125).

The spelling of 100225124 in words is "one hundred million, two hundred twenty-five thousand, one hundred twenty-four".