112223210550 has 144 divisors (see below), whose sum is σ = 309356606160. Its totient is φ = 26899558400.

The previous prime is 112223210537. The next prime is 112223210629. The reversal of 112223210550 is 55012322211.

It is a super-2 number, since 2×112223210550² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112223210550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1580614 + ... + 1650086.

It is an arithmetic number, because the mean of its divisors is an integer number (2148309765).

Almost surely, 2^112223210550 is an apocalyptic number.

112223210550 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 112223210550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154678303080).

112223210550 is an abundant number, since it is smaller than the sum of its proper divisors (197133395610).

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

112223210550 is a wasteful number, since it uses less digits than its factorization.

112223210550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69599 (or 69583 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 112223210550 its reverse (55012322211), we get a palindrome (167235532761).

The spelling of 112223210550 in words is "one hundred twelve billion, two hundred twenty-three million, two hundred ten thousand, five hundred fifty".