1112131233312 has 192 divisors, whose sum is σ = 3271352168448. Its totient is φ = 327889152000.

The previous prime is 1112131233307. The next prime is 1112131233361. The reversal of 1112131233312 is 2133321312111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

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 31 ways as a sum of consecutive naturals, for example, 15854637 + ... + 15924627.

It is an arithmetic number, because the mean of its divisors is an integer number (17038292544).

Almost surely, 2^{1112131233312} is an apocalyptic number.

1112131233312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1112131233312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1635676084224).

1112131233312 is an abundant number, since it is smaller than the sum of its proper divisors (2159220935136).

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

1112131233312 is a wasteful number, since it uses less digits than its factorization.

1112131233312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70423 (or 70415 counting only the distinct ones).

The product of its digits is 648, while the sum is 24.

Adding to 1112131233312 its reverse (2133321312111), we get a palindrome (3245452545423).

The spelling of 1112131233312 in words is "one trillion, one hundred twelve billion, one hundred thirty-one million, two hundred thirty-three thousand, three hundred twelve".