232113320320 has 128 divisors (see below), whose sum is σ = 634458147840. Its totient is φ = 79545145344.

The previous prime is 232113320311. The next prime is 232113320321. The reversal of 232113320320 is 23023311232.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 232113320291 and 232113320300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232113320321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10844349 + ... + 10865731.

It is an arithmetic number, because the mean of its divisors is an integer number (4956704280).

Almost surely, 2^232113320320 is an apocalyptic number.

232113320320 is a gapful number since it is divisible by the number (20) 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 232113320320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317229073920).

232113320320 is an abundant number, since it is smaller than the sum of its proper divisors (402344827520).

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

232113320320 is a wasteful number, since it uses less digits than its factorization.

232113320320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23832 (or 23820 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 232113320320 its reverse (23023311232), we get a palindrome (255136631552).

The spelling of 232113320320 in words is "two hundred thirty-two billion, one hundred thirteen million, three hundred twenty thousand, three hundred twenty".