201112 has 16 divisors (see below), whose sum is σ = 393840. Its totient is φ = 96096.

The previous prime is 201107. The next prime is 201119. The reversal of 201112 is 211102.

It is a plaindrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 201095 and 201104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363 + ... + 730.

It is an arithmetic number, because the mean of its divisors is an integer number (24615).

2²⁰¹¹¹² is an apocalyptic number.

It is an amenable number.

201112 is a deficient number, since it is larger than the sum of its proper divisors (192728).

201112 is a wasteful number, since it uses less digits than its factorization.

201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122 (or 1118 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 201112 is about 448.4551259602. The cubic root of 201112 is about 58.5885381023.

Adding to 201112 its reverse (211102), we get a palindrome (412214).

It can be divided in two parts, 201 and 112, that added together give a palindrome (313).

The spelling of 201112 in words is "two hundred one thousand, one hundred twelve", and thus it is an iban number.