201121100110200 has 48 divisors (see below), whose sum is σ = 623475410343480. Its totient is φ = 53632293362560.

The previous prime is 201121100110111. The next prime is 201121100110201. The reversal of 201121100110200 is 2011001121102.

201121100110200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201121100110201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167600916159 + ... + 167600917358.

Almost surely, 2^{201121100110200} is an apocalyptic number.

201121100110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201121100110200 is an abundant number, since it is smaller than the sum of its proper divisors (422354310233280).

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

201121100110200 is a wasteful number, since it uses less digits than its factorization.

201121100110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335201833536 (or 335201833527 counting only the distinct ones).

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

Adding to 201121100110200 its reverse (2011001121102), we get a palindrome (203132101231302).

The spelling of 201121100110200 in words is "two hundred one trillion, one hundred twenty-one billion, one hundred million, one hundred ten thousand, two hundred".