113222011320 has 384 divisors, whose sum is σ = 413676469440. Its totient is φ = 26615070720.

The previous prime is 113222011297. The next prime is 113222011391. The reversal of 113222011320 is 23110222311.

113222011320 is a `hidden beast` number, since 1 + 1 + 322 + 20 + 1 + 1 + 320 = 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 = 113222011293 and 113222011302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 49376094 + ... + 49378386.

Almost surely, 2^113222011320 is an apocalyptic number.

113222011320 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 113222011320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206838234720).

113222011320 is an abundant number, since it is smaller than the sum of its proper divisors (300454458120).

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

113222011320 is a wasteful number, since it uses less digits than its factorization.

113222011320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695 (or 2688 counting only the distinct ones).

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

Adding to 113222011320 its reverse (23110222311), we get a palindrome (136332233631).

The spelling of 113222011320 in words is "one hundred thirteen billion, two hundred twenty-two million, eleven thousand, three hundred twenty".