100320112200 has 192 divisors, whose sum is σ = 387730897920. Its totient is φ = 20845728000.

The previous prime is 100320112187. The next prime is 100320112201. The reversal of 100320112200 is 2211023001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (100320112201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1039516 + ... + 1131915.

It is an arithmetic number, because the mean of its divisors is an integer number (2019431760).

Almost surely, 2^100320112200 is an apocalyptic number.

100320112200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100320112200 is an abundant number, since it is smaller than the sum of its proper divisors (287410785720).

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

100320112200 is a wasteful number, since it uses less digits than its factorization.

100320112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171468 (or 2171459 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 100320112200 its reverse (2211023001), we get a palindrome (102531135201).

The spelling of 100320112200 in words is "one hundred billion, three hundred twenty million, one hundred twelve thousand, two hundred".