1200112112000 has 256 divisors, whose sum is σ = 3063473075520. Its totient is φ = 467299123200.

The previous prime is 1200112111999. The next prime is 1200112112027. The reversal of 1200112112000 is 2112110021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215341214 + ... + 215346786.

Almost surely, 2^{1200112112000} is an apocalyptic number.

1200112112000 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 1200112112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1531736537760).

1200112112000 is an abundant number, since it is smaller than the sum of its proper divisors (1863360963520).

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

1200112112000 is an equidigital number, since it uses as much as digits as its factorization.

1200112112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5958 (or 5936 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1200112112000 its reverse (2112110021), we get a palindrome (1202224222021).

The spelling of 1200112112000 in words is "one trillion, two hundred billion, one hundred twelve million, one hundred twelve thousand".