20000112111000 has 512 divisors, whose sum is σ = 83899643443200. Its totient is φ = 4302544435200.

The previous prime is 20000112110987. The next prime is 20000112111037. The reversal of 20000112111000 is 11121100002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 100627 + ... + 6325373.

It is an arithmetic number, because the mean of its divisors is an integer number (163866491100).

Almost surely, 2^{20000112111000} is an apocalyptic number.

20000112111000 is a gapful number since it is divisible by the number (20) 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 20000112111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41949821721600).

20000112111000 is an abundant number, since it is smaller than the sum of its proper divisors (63899531332200).

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

20000112111000 is a wasteful number, since it uses less digits than its factorization.

20000112111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6224801 (or 6224781 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 20000112111000 its reverse (11121100002), we get a palindrome (20011233211002).

The spelling of 20000112111000 in words is "twenty trillion, one hundred twelve million, one hundred eleven thousand".