200100112120 has 32 divisors (see below), whose sum is σ = 453511580400. Its totient is φ = 79455808768.

The previous prime is 200100112117. The next prime is 200100112133. The reversal of 200100112120 is 21211001002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 200100112097 and 200100112106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18251830 + ... + 18262789.

Almost surely, 2^200100112120 is an apocalyptic number.

200100112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200100112120 is an abundant number, since it is smaller than the sum of its proper divisors (253411468280).

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

200100112120 is a wasteful number, since it uses less digits than its factorization.

200100112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36514767 (or 36514763 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200100112120 its reverse (21211001002), we get a palindrome (221311113122).

The spelling of 200100112120 in words is "two hundred billion, one hundred million, one hundred twelve thousand, one hundred twenty".