201111102200 has 48 divisors (see below), whose sum is σ = 468639011880. Its totient is φ = 80262815360.

The previous prime is 201111102193. The next prime is 201111102217. The reversal of 201111102200 is 2201111102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1046339 + ... + 1223538.

Almost surely, 2^201111102200 is an apocalyptic number.

201111102200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201111102200 is an abundant number, since it is smaller than the sum of its proper divisors (267527909680).

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

201111102200 is a wasteful number, since it uses less digits than its factorization.

201111102200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270336 (or 2270327 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201111102200 its reverse (2201111102), we get a palindrome (203312213302).

The spelling of 201111102200 in words is "two hundred one billion, one hundred eleven million, one hundred two thousand, two hundred".