112223210100 has 144 divisors (see below), whose sum is σ = 344229717888. Its totient is φ = 28130549760.

The previous prime is 112223210039. The next prime is 112223210107. The reversal of 112223210100 is 1012322211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 112223210100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112223210107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4183932 + ... + 4210668.

It is an arithmetic number, because the mean of its divisors is an integer number (2390484152).

Almost surely, 2^112223210100 is an apocalyptic number.

112223210100 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 112223210100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172114858944).

112223210100 is an abundant number, since it is smaller than the sum of its proper divisors (232006507788).

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

112223210100 is a wasteful number, since it uses less digits than its factorization.

112223210100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27594 (or 27587 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 112223210100 its reverse (1012322211), we get a palindrome (113235532311).

The spelling of 112223210100 in words is "one hundred twelve billion, two hundred twenty-three million, two hundred ten thousand, one hundred".