1112000120000 has 420 divisors, whose sum is σ = 3499253086824. Its totient is φ = 346590720000.

The previous prime is 1112000119973. The next prime is 1112000120017. The reversal of 1112000120000 is 210002111.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1112000120000.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 21534212 + ... + 21585788.

Almost surely, 2^{1112000120000} is an apocalyptic number.

1112000120000 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 1112000120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1749626543412).

1112000120000 is an abundant number, since it is smaller than the sum of its proper divisors (2387252966824).

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

1112000120000 is an equidigital number, since it uses as much as digits as its factorization.

1112000120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51634 (or 51602 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1112000120000 its reverse (210002111), we get a palindrome (1112210122111).

The spelling of 1112000120000 in words is "one trillion, one hundred twelve billion, one hundred twenty thousand".