112221000111000 has 1024 divisors, whose sum is σ = 409840674048000. Its totient is φ = 25303219200000.

The previous prime is 112221000110957. The next prime is 112221000111047. The reversal of 112221000111000 is 111000122211.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 3576293311 + ... + 3576324689.

It is an arithmetic number, because the mean of its divisors is an integer number (400235033250).

Almost surely, 2^{112221000111000} is an apocalyptic number.

112221000111000 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 112221000111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (204920337024000).

112221000111000 is an abundant number, since it is smaller than the sum of its proper divisors (297619673937000).

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

112221000111000 is a wasteful number, since it uses less digits than its factorization.

112221000111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31581 (or 31567 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 112221000111000 its reverse (111000122211), we get a palindrome (112332000233211).

The spelling of 112221000111000 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred eleven thousand".