16001112 has 32 divisors (see below), whose sum is σ = 40103280. Its totient is φ = 5320320.

The previous prime is 16001107. The next prime is 16001113. The reversal of 16001112 is 21110061.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16001113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15162 + ... + 16182.

Almost surely, 2^16001112 is an apocalyptic number.

16001112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16001112 is an abundant number, since it is smaller than the sum of its proper divisors (24102168).

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

16001112 is a wasteful number, since it uses less digits than its factorization.

16001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1683 (or 1679 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 16001112 is about 4000.1389975850. The cubic root of 16001112 is about 251.9900474779.

Adding to 16001112 its reverse (21110061), we get a palindrome (37111173).

The spelling of 16001112 in words is "sixteen million, one thousand, one hundred twelve".