100128602 has 16 divisors (see below), whose sum is σ = 174068352. Its totient is φ = 42307440.

The previous prime is 100128569. The next prime is 100128617. The reversal of 100128602 is 206821001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49373 + ... + 51360.

It is an arithmetic number, because the mean of its divisors is an integer number (10879272).

Almost surely, 2^100128602 is an apocalyptic number.

100128602 is a deficient number, since it is larger than the sum of its proper divisors (73939750).

100128602 is a wasteful number, since it uses less digits than its factorization.

100128602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100813.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 100128602 is about 10006.4280340189. The cubic root of 100128602 is about 464.3577706637.

Adding to 100128602 its reverse (206821001), we get a palindrome (306949603).

The spelling of 100128602 in words is "one hundred million, one hundred twenty-eight thousand, six hundred two".