200111021100120 has 64 divisors (see below), whose sum is σ = 646512529713120. Its totient is φ = 49258097501184.

The previous prime is 200111021100091. The next prime is 200111021100131. The reversal of 200111021100120 is 21001120111002.

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

It is a junction number, because it is equal to n+sod(n) for n = 200111021100096 and 200111021100105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64138146229 + ... + 64138149348.

Almost surely, 2^{200111021100120} is an apocalyptic number.

200111021100120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200111021100120 is an abundant number, since it is smaller than the sum of its proper divisors (446401508613000).

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

200111021100120 is a wasteful number, since it uses less digits than its factorization.

200111021100120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128276295604 (or 128276295600 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 200111021100120 its reverse (21001120111002), we get a palindrome (221112141211122).

The spelling of 200111021100120 in words is "two hundred trillion, one hundred eleven billion, twenty-one million, one hundred thousand, one hundred twenty".