113232220320 has 96 divisors (see below), whose sum is σ = 357408676800. Its totient is φ = 30133698560.

The previous prime is 113232220301. The next prime is 113232220351. The reversal of 113232220320 is 23022232311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4545 + ... + 475904.

It is an arithmetic number, because the mean of its divisors is an integer number (3723007050).

Almost surely, 2^113232220320 is an apocalyptic number.

113232220320 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 113232220320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178704338400).

113232220320 is an abundant number, since it is smaller than the sum of its proper divisors (244176456480).

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

113232220320 is a wasteful number, since it uses less digits than its factorization.

113232220320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480958 (or 480950 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 113232220320 its reverse (23022232311), we get a palindrome (136254452631).

The spelling of 113232220320 in words is "one hundred thirteen billion, two hundred thirty-two million, two hundred twenty thousand, three hundred twenty".