1112321232000 has 768 divisors, whose sum is σ = 4475784643200. Its totient is φ = 262351872000.

The previous prime is 1112321231971. The next prime is 1112321232017. The reversal of 1112321232000 is 2321232111.

1112321232000 is a `hidden beast` number, since 1 + 112 + 321 + 232 + 0 + 0 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 58598511 + ... + 58617489.

Almost surely, 2^{1112321232000} is an apocalyptic number.

1112321232000 is a gapful number since it is divisible by the number (10) 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 1112321232000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2237892321600).

1112321232000 is an abundant number, since it is smaller than the sum of its proper divisors (3363463411200).

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

1112321232000 is a wasteful number, since it uses less digits than its factorization.

1112321232000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19062 (or 19037 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1112321232000 its reverse (2321232111), we get a palindrome (1114642464111).

The spelling of 1112321232000 in words is "one trillion, one hundred twelve billion, three hundred twenty-one million, two hundred thirty-two thousand".