243232320235 has 8 divisors (see below), whose sum is σ = 307240825680. Its totient is φ = 184344495264.

The previous prime is 243232320229. The next prime is 243232320251. The reversal of 243232320235 is 532023232342.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 243232320235 - 2²¹ = 243230223083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243232320197 and 243232320206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1280170012 + ... + 1280170201.

It is an arithmetic number, because the mean of its divisors is an integer number (38405103210).

Almost surely, 2^243232320235 is an apocalyptic number.

243232320235 is a deficient number, since it is larger than the sum of its proper divisors (64008505445).

243232320235 is a wasteful number, since it uses less digits than its factorization.

243232320235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2560340237.

The product of its (nonzero) digits is 51840, while the sum is 31.

Adding to 243232320235 its reverse (532023232342), we get a palindrome (775255552577).

The spelling of 243232320235 in words is "two hundred forty-three billion, two hundred thirty-two million, three hundred twenty thousand, two hundred thirty-five".