200111000121100 has 36 divisors (see below), whose sum is σ = 434244105122800. Its totient is φ = 80043803760960.

The previous prime is 200111000121091. The next prime is 200111000121103. The reversal of 200111000121100 is 1121000111002.

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

It is not an unprimeable number, because it can be changed into a prime (200111000121103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6161041 + ... + 20932759.

Almost surely, 2^{200111000121100} is an apocalyptic number.

200111000121100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200111000121100 is an abundant number, since it is smaller than the sum of its proper divisors (234133105001700).

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

200111000121100 is a wasteful number, since it uses less digits than its factorization.

200111000121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14907202 (or 14907195 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 200111000121100 its reverse (1121000111002), we get a palindrome (201232000232102).

The spelling of 200111000121100 in words is "two hundred trillion, one hundred eleven billion, one hundred twenty-one thousand, one hundred".