100712130 has 16 divisors (see below), whose sum is σ = 241709184. Its totient is φ = 26856560.

The previous prime is 100712111. The next prime is 100712173. The reversal of 100712130 is 31217001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1678506 + ... + 1678565.

It is an arithmetic number, because the mean of its divisors is an integer number (15106824).

Almost surely, 2^100712130 is an apocalyptic number.

100712130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100712130 is an abundant number, since it is smaller than the sum of its proper divisors (140997054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100712130 is a wasteful number, since it uses less digits than its factorization.

100712130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3357081.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 100712130 is about 10035.5433335719. The cubic root of 100712130 is about 465.2580831174.

Adding to 100712130 its reverse (31217001), we get a palindrome (131929131).

The spelling of 100712130 in words is "one hundred million, seven hundred twelve thousand, one hundred thirty".