112223550 has 96 divisors (see below), whose sum is σ = 289124352. Its totient is φ = 28788480.

The previous prime is 112223549. The next prime is 112223567. The reversal of 112223550 is 55322211.

It is a super-4 number, since 4×112223550⁴ (a number of 33 digits) contains 4444 as substring.

It is a Curzon number.

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, 819082 + ... + 819218.

It is an arithmetic number, because the mean of its divisors is an integer number (3011712).

Almost surely, 2^112223550 is an apocalyptic number.

112223550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112223550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144562176).

112223550 is an abundant number, since it is smaller than the sum of its proper divisors (176900802).

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

112223550 is a wasteful number, since it uses less digits than its factorization.

112223550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 317 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 112223550 is about 10593.5617239907. The cubic root of 112223550 is about 482.3489464244.

Adding to 112223550 its reverse (55322211), we get a palindrome (167545761).

The spelling of 112223550 in words is "one hundred twelve million, two hundred twenty-three thousand, five hundred fifty".