1043112112 has 40 divisors (see below), whose sum is σ = 2445620256. Its totient is φ = 420750336.

The previous prime is 1043112089. The next prime is 1043112113. The reversal of 1043112112 is 2112113401.

It is a super-2 number, since 2×1043112112² = 2176165756402201088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (1043112113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272023 + ... + 275830.

Almost surely, 2^1043112112 is an apocalyptic number.

It is an amenable number.

1043112112 is an abundant number, since it is smaller than the sum of its proper divisors (1402508144).

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

1043112112 is a wasteful number, since it uses less digits than its factorization.

1043112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547885 (or 547879 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1043112112 is about 32297.2461983990. The cubic root of 1043112112 is about 1014.1689953788.

Adding to 1043112112 its reverse (2112113401), we get a palindrome (3155225513).

The spelling of 1043112112 in words is "one billion, forty-three million, one hundred twelve thousand, one hundred twelve".