16311112 has 24 divisors (see below), whose sum is σ = 31470390. Its totient is φ = 7920960.

The previous prime is 16311107. The next prime is 16311149. The reversal of 16311112 is 21111361.

16311112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 16112196 + 198916 = 4014^2 + 446^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73033 + ... + 73255.

Almost surely, 2^16311112 is an apocalyptic number.

It is an amenable number.

16311112 is a deficient number, since it is larger than the sum of its proper divisors (15159278).

16311112 is an equidigital number, since it uses as much as digits as its factorization.

16311112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 266 counting only the distinct ones).

The product of its digits is 36, while the sum is 16.

The square root of 16311112 is about 4038.7017716093. The cubic root of 16311112 is about 253.6069727108.

Adding to 16311112 its reverse (21111361), we get a palindrome (37422473).

The spelling of 16311112 in words is "sixteen million, three hundred eleven thousand, one hundred twelve".