1112321011012 has 24 divisors (see below), whose sum is σ = 1970157381696. Its totient is φ = 549419875488.

The previous prime is 1112321010991. The next prime is 1112321011069. The reversal of 1112321011012 is 2101101232111.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4750473 + ... + 4979119.

It is an arithmetic number, because the mean of its divisors is an integer number (82089890904).

Almost surely, 2^{1112321011012} is an apocalyptic number.

It is an amenable number.

1112321011012 is a deficient number, since it is larger than the sum of its proper divisors (857836370684).

1112321011012 is a wasteful number, since it uses less digits than its factorization.

1112321011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243387 (or 243385 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1112321011012 its reverse (2101101232111), we get a palindrome (3213422243123).

The spelling of 1112321011012 in words is "one trillion, one hundred twelve billion, three hundred twenty-one million, eleven thousand, twelve".