200112211111120 has 160 divisors (see below), whose sum is σ = 580444433750016. Its totient is φ = 62331894489600.

The previous prime is 200112211111051. The next prime is 200112211111129. The reversal of 200112211111120 is 21111112211002.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 200112211111094 and 200112211111103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200112211111129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1178364 + ... + 20040283.

Almost surely, 2^{200112211111120} is an apocalyptic number.

200112211111120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200112211111120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (290222216875008).

200112211111120 is an abundant number, since it is smaller than the sum of its proper divisors (380332222638896).

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

200112211111120 is a wasteful number, since it uses less digits than its factorization.

200112211111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21220209 (or 21220203 counting only the distinct ones).

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

Adding to 200112211111120 its reverse (21111112211002), we get a palindrome (221223323322122).

The spelling of 200112211111120 in words is "two hundred trillion, one hundred twelve billion, two hundred eleven million, one hundred eleven thousand, one hundred twenty".