201321112 has 16 divisors (see below), whose sum is σ = 397344600. Its totient is φ = 95362560.

The previous prime is 201321101. The next prime is 201321149. The reversal of 201321112 is 211123102.

It is a junction number, because it is equal to n+sod(n) for n = 201321092 and 201321101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662089 + ... + 662392.

Almost surely, 2^201321112 is an apocalyptic number.

It is an amenable number.

201321112 is a deficient number, since it is larger than the sum of its proper divisors (196023488).

201321112 is a wasteful number, since it uses less digits than its factorization.

201321112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324506 (or 1324502 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 201321112 is about 14188.7671064120. The cubic root of 201321112 is about 586.0883744222.

Adding to 201321112 its reverse (211123102), we get a palindrome (412444214).

The spelling of 201321112 in words is "two hundred one million, three hundred twenty-one thousand, one hundred twelve".