201110020200 has 144 divisors (see below), whose sum is σ = 689764870080. Its totient is φ = 52488266880.

The previous prime is 201110020151. The next prime is 201110020201. The reversal of 201110020200 is 2020011102.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (201110020201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1103994 + ... + 1273193.

It is an arithmetic number, because the mean of its divisors is an integer number (4790033820).

Almost surely, 2^201110020200 is an apocalyptic number.

201110020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201110020200 is an abundant number, since it is smaller than the sum of its proper divisors (488654849880).

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

201110020200 is a wasteful number, since it uses less digits than its factorization.

201110020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377256 (or 2377244 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 201110020200 its reverse (2020011102), we get a palindrome (203130031302).

The spelling of 201110020200 in words is "two hundred one billion, one hundred ten million, twenty thousand, two hundred".