113223110220 has 576 divisors, whose sum is σ = 401996649600. Its totient is φ = 25531269120.

The previous prime is 113223110207. The next prime is 113223110243. The reversal of 113223110220 is 22011322311.

113223110220 is a `hidden beast` number, since 1 + 132 + 2 + 311 + 0 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 113223110193 and 113223110202.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 291061786 + ... + 291062174.

It is an arithmetic number, because the mean of its divisors is an integer number (697910850).

Almost surely, 2^113223110220 is an apocalyptic number.

113223110220 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 113223110220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200998324800).

113223110220 is an abundant number, since it is smaller than the sum of its proper divisors (288773539380).

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

113223110220 is a wasteful number, since it uses less digits than its factorization.

113223110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618 (or 613 counting only the distinct ones).

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

Adding to 113223110220 its reverse (22011322311), we get a palindrome (135234432531).

The spelling of 113223110220 in words is "one hundred thirteen billion, two hundred twenty-three million, one hundred ten thousand, two hundred twenty".