111222000233100 has 432 divisors, whose sum is σ = 362064906883680. Its totient is φ = 28534063104000.

The previous prime is 111222000233093. The next prime is 111222000233111. The reversal of 111222000233100 is 1332000222111.

111222000233100 is a `hidden beast` number, since 1 + 112 + 220 + 0 + 0 + 2 + 331 + 0 + 0 = 666.

It is a super-2 number, since 2×111222000233100² (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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2586356199 + ... + 2586399201.

Almost surely, 2^{111222000233100} is an apocalyptic number.

111222000233100 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 111222000233100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181032453441840).

111222000233100 is an abundant number, since it is smaller than the sum of its proper divisors (250842906650580).

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

111222000233100 is a wasteful number, since it uses less digits than its factorization.

111222000233100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43930 (or 43920 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111222000233100 its reverse (1332000222111), we get a palindrome (112554000455211).

The spelling of 111222000233100 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred thirty-three thousand, one hundred".