112223100 has 144 divisors (see below), whose sum is σ = 365976576. Its totient is φ = 26304000.

The previous prime is 112223099. The next prime is 112223113. The reversal of 112223100 is 1322211.

It is a super-2 number, since 2×112223100² = 25188048347220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101752 + ... + 102848.

It is an arithmetic number, because the mean of its divisors is an integer number (2541504).

Almost surely, 2^112223100 is an apocalyptic number.

112223100 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 112223100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182988288).

112223100 is an abundant number, since it is smaller than the sum of its proper divisors (253753476).

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

112223100 is a wasteful number, since it uses less digits than its factorization.

112223100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156 (or 1149 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 112223100 is about 10593.5404846538. The cubic root of 112223100 is about 482.3483017074.

Adding to 112223100 its reverse (1322211), we get a palindrome (113545311).

The spelling of 112223100 in words is "one hundred twelve million, two hundred twenty-three thousand, one hundred".