200111102112120 has 64 divisors (see below), whose sum is σ = 600718382784000. Its totient is φ = 53328731545728.

The previous prime is 200111102112091. The next prime is 200111102112157. The reversal of 200111102112120 is 21211201111002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200111102112120.

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, 534640540 + ... + 535014699.

It is an arithmetic number, because the mean of its divisors is an integer number (9386224731000).

Almost surely, 2^{200111102112120} is an apocalyptic number.

200111102112120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200111102112120 is an abundant number, since it is smaller than the sum of its proper divisors (400607280671880).

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

200111102112120 is a wasteful number, since it uses less digits than its factorization.

200111102112120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069656812 (or 1069656808 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 200111102112120 its reverse (21211201111002), we get a palindrome (221322303223122).

The spelling of 200111102112120 in words is "two hundred trillion, one hundred eleven billion, one hundred two million, one hundred twelve thousand, one hundred twenty".