112222321200 has 270 divisors, whose sum is σ = 428066698332. Its totient is φ = 27205305600.

The previous prime is 112222321181. The next prime is 112222321213. The reversal of 112222321200 is 2123222211.

112222321200 is a `hidden beast` number, since 1 + 122 + 22 + 321 + 200 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 306787 + ... + 564413.

Almost surely, 2^112222321200 is an apocalyptic number.

112222321200 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 112222321200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214033349166).

112222321200 is an abundant number, since it is smaller than the sum of its proper divisors (315844377132).

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

112222321200 is a wasteful number, since it uses less digits than its factorization.

112222321200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257673 (or 257648 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 112222321200 its reverse (2123222211), we get a palindrome (114345543411).

It can be divided in two parts, 1122 and 22321200, that added together give a palindrome (22322322).

The spelling of 112222321200 in words is "one hundred twelve billion, two hundred twenty-two million, three hundred twenty-one thousand, two hundred".