100021302130 has 16 divisors (see below), whose sum is σ = 180501174360. Its totient is φ = 39905669632.

The previous prime is 100021302103. The next prime is 100021302133. The reversal of 100021302130 is 31203120001.

It can be written as a sum of positive squares in 4 ways, for example, as 72884340841 + 27136961289 = 269971^2 + 164733^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100021302130.

It is not an unprimeable number, because it can be changed into a prime (100021302133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12852319 + ... + 12860098.

Almost surely, 2^100021302130 is an apocalyptic number.

100021302130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100021302130 is a deficient number, since it is larger than the sum of its proper divisors (80479872230).

100021302130 is a wasteful number, since it uses less digits than its factorization.

100021302130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25712813.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 100021302130 its reverse (31203120001), we get a palindrome (131224422131).

The spelling of 100021302130 in words is "one hundred billion, twenty-one million, three hundred two thousand, one hundred thirty".