100103601 has 24 divisors (see below), whose sum is σ = 145199520. Its totient is φ = 61316736.

The previous prime is 100103593. The next prime is 100103617. The reversal of 100103601 is 106301001.

It is not a de Polignac number, because 100103601 - 2³ = 100103593 is a prime.

It is a super-3 number, since 3×100103601³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (100103651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175645 + ... + 176213.

It is an arithmetic number, because the mean of its divisors is an integer number (6049980).

Almost surely, 2^100103601 is an apocalyptic number.

It is an amenable number.

100103601 is a deficient number, since it is larger than the sum of its proper divisors (45095919).

100103601 is a wasteful number, since it uses less digits than its factorization.

100103601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945 (or 932 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 100103601 is about 10005.1787090486. The cubic root of 100103601 is about 464.3191191203.

Adding to 100103601 its reverse (106301001), we get a palindrome (206404602).

The spelling of 100103601 in words is "one hundred million, one hundred three thousand, six hundred one".