200100010111100 has 72 divisors (see below), whose sum is σ = 473693521340928. Its totient is φ = 72763298308800.

The previous prime is 200100010111069. The next prime is 200100010111129. The reversal of 200100010111100 is 1111010001002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 443605877 + ... + 444056723.

Almost surely, 2^{200100010111100} is an apocalyptic number.

200100010111100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200100010111100 is an abundant number, since it is smaller than the sum of its proper divisors (273593511229828).

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

200100010111100 is a wasteful number, since it uses less digits than its factorization.

200100010111100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854355 (or 854348 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 200100010111100 its reverse (1111010001002), we get a palindrome (201211020112102).

The spelling of 200100010111100 in words is "two hundred trillion, one hundred billion, ten million, one hundred eleven thousand, one hundred".