232120352340 has 144 divisors (see below), whose sum is σ = 716358988800. Its totient is φ = 60821869824.

The previous prime is 232120352339. The next prime is 232120352363. The reversal of 232120352340 is 43253021232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34543501 + ... + 34550219.

It is an arithmetic number, because the mean of its divisors is an integer number (4974715200).

Almost surely, 2^232120352340 is an apocalyptic number.

232120352340 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 232120352340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358179494400).

232120352340 is an abundant number, since it is smaller than the sum of its proper divisors (484238636460).

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

232120352340 is a wasteful number, since it uses less digits than its factorization.

232120352340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10046 (or 10041 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 232120352340 its reverse (43253021232), we get a palindrome (275373373572).

The spelling of 232120352340 in words is "two hundred thirty-two billion, one hundred twenty million, three hundred fifty-two thousand, three hundred forty".