100112251530 has 32 divisors (see below), whose sum is σ = 252915163200. Its totient is φ = 25291516032.

The previous prime is 100112251513. The next prime is 100112251531. The reversal of 100112251530 is 35152211001.

It is a junction number, because it is equal to n+sod(n) for n = 100112251497 and 100112251506.

It is not an unprimeable number, because it can be changed into a prime (100112251531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87817195 + ... + 87818334.

It is an arithmetic number, because the mean of its divisors is an integer number (7903598850).

Almost surely, 2^100112251530 is an apocalyptic number.

100112251530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100112251530 is an abundant number, since it is smaller than the sum of its proper divisors (152802911670).

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

100112251530 is a wasteful number, since it uses less digits than its factorization.

100112251530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175635558.

The product of its (nonzero) digits is 300, while the sum is 21.

Adding to 100112251530 its reverse (35152211001), we get a palindrome (135264462531).

The spelling of 100112251530 in words is "one hundred billion, one hundred twelve million, two hundred fifty-one thousand, five hundred thirty".