112221011122200 has 144 divisors (see below), whose sum is σ = 387061388591280. Its totient is φ = 29116802868480.

The previous prime is 112221011122139. The next prime is 112221011122243. The reversal of 112221011122200 is 2221110122211.

112221011122200 is a `hidden beast` number, since 1 + 122 + 210 + 1 + 112 + 220 + 0 = 666.

It is a super-2 number, since 2×112221011122200² (a number of 29 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 842433484 + ... + 842566683.

Almost surely, 2^{112221011122200} is an apocalyptic number.

112221011122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112221011122200 is an abundant number, since it is smaller than the sum of its proper divisors (274840377469080).

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

112221011122200 is a wasteful number, since it uses less digits than its factorization.

112221011122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685000226 (or 1685000214 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112221011122200 its reverse (2221110122211), we get a palindrome (114442121244411).

It can be divided in two parts, 112221011 and 122200, that added together give a palindrome (112343211).

The spelling of 112221011122200 in words is "one hundred twelve trillion, two hundred twenty-one billion, eleven million, one hundred twenty-two thousand, two hundred".