232440021343 has 16 divisors (see below), whose sum is σ = 243880648704. Its totient is φ = 221274024480.

The previous prime is 232440021301. The next prime is 232440021347. The reversal of 232440021343 is 343120044232.

It is not a de Polignac number, because 232440021343 - 2⁹ = 232440020831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232440021347) 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, 5772546 + ... + 5812672.

It is an arithmetic number, because the mean of its divisors is an integer number (15242540544).

Almost surely, 2^232440021343 is an apocalyptic number.

232440021343 is a deficient number, since it is larger than the sum of its proper divisors (11440627361).

232440021343 is a wasteful number, since it uses less digits than its factorization.

232440021343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43542.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 232440021343 its reverse (343120044232), we get a palindrome (575560065575).

The spelling of 232440021343 in words is "two hundred thirty-two billion, four hundred forty million, twenty-one thousand, three hundred forty-three".