201200111600 has 60 divisors (see below), whose sum is σ = 483426421824. Its totient is φ = 80472860160.

The previous prime is 201200111599. The next prime is 201200111603. The reversal of 201200111600 is 6111002102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201200111603) 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, 8551052 + ... + 8574548.

Almost surely, 2^201200111600 is an apocalyptic number.

201200111600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201200111600 is an abundant number, since it is smaller than the sum of its proper divisors (282226310224).

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

201200111600 is a wasteful number, since it uses less digits than its factorization.

201200111600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44922 (or 44911 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 201200111600 its reverse (6111002102), we get a palindrome (207311113702).

The spelling of 201200111600 in words is "two hundred one billion, two hundred million, one hundred eleven thousand, six hundred".