112201222021000 has 256 divisors, whose sum is σ = 308213839964160. Its totient is φ = 37432849305600.

The previous prime is 112201222020961. The next prime is 112201222021001. The reversal of 112201222021000 is 120222102211.

It is a happy number.

It is a super-2 number, since 2×112201222021000² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112201222021001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55931344 + ... + 57902656.

It is an arithmetic number, because the mean of its divisors is an integer number (1203960312360).

Almost surely, 2^{112201222021000} is an apocalyptic number.

112201222021000 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 112201222021000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154106919982080).

112201222021000 is an abundant number, since it is smaller than the sum of its proper divisors (196012617943160).

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

112201222021000 is a wasteful number, since it uses less digits than its factorization.

112201222021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971561 (or 1971547 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 112201222021000 its reverse (120222102211), we get a palindrome (112321444123211).

The spelling of 112201222021000 in words is "one hundred twelve trillion, two hundred one billion, two hundred twenty-two million, twenty-one thousand".