100130506 has 16 divisors (see below), whose sum is σ = 172218816. Its totient is φ = 42771456.

The previous prime is 100130489. The next prime is 100130507. The reversal of 100130506 is 605031001.

It is a super-2 number, since 2×100130506² = 20052236463632072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100130506.

It is not an unprimeable number, because it can be changed into a prime (100130507) by changing a digit.

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, 7351 + ... + 15946.

It is an arithmetic number, because the mean of its divisors is an integer number (10763676).

Almost surely, 2^100130506 is an apocalyptic number.

100130506 is a deficient number, since it is larger than the sum of its proper divisors (72088310).

100130506 is a wasteful number, since it uses less digits than its factorization.

100130506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23613.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 100130506 is about 10006.5231724111. The cubic root of 100130506 is about 464.3607139838.

Adding to 100130506 its reverse (605031001), we get a palindrome (705161507).

The spelling of 100130506 in words is "one hundred million, one hundred thirty thousand, five hundred six".