1112321130012 has 72 divisors (see below), whose sum is σ = 2817994508784. Its totient is φ = 369944222976.

The previous prime is 1112321129989. The next prime is 1112321130029. The reversal of 1112321130012 is 2100311232111.

1112321130012 is a `hidden beast` number, since 111 + 232 + 11 + 300 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72160018 + ... + 72175430.

It is an arithmetic number, because the mean of its divisors is an integer number (39138812622).

Almost surely, 2^{1112321130012} is an apocalyptic number.

1112321130012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1112321130012 is an abundant number, since it is smaller than the sum of its proper divisors (1705673378772).

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

1112321130012 is a wasteful number, since it uses less digits than its factorization.

1112321130012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19779 (or 19774 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1112321130012 its reverse (2100311232111), we get a palindrome (3212632362123).

The spelling of 1112321130012 in words is "one trillion, one hundred twelve billion, three hundred twenty-one million, one hundred thirty thousand, twelve".