1000001112 has 48 divisors (see below), whose sum is σ = 2747944920. Its totient is φ = 303029760.

The previous prime is 1000001099. The next prime is 1000001137. The reversal of 1000001112 is 2111000001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a self number, because there is not a number n which added to its sum of digits gives 1000001112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169273 + ... + 175080.

Almost surely, 2^1000001112 is an apocalyptic number.

1000001112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000001112 is an abundant number, since it is smaller than the sum of its proper divisors (1747943808).

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

1000001112 is a wasteful number, since it uses less digits than its factorization.

1000001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344384 (or 344369 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 1000001112 is about 31622.7941839427. The cubic root of 1000001112 is about 1000.0003706665. Note that the first 3 decimals are identical.

Adding to 1000001112 its reverse (2111000001), we get a palindrome (3111001113).

The spelling of 1000001112 in words is "one billion, one thousand, one hundred twelve".