232303032221231 has 4 divisors (see below), whose sum is σ = 240313481608200. Its totient is φ = 224292582834264.

The previous prime is 232303032221201. The next prime is 232303032221279. The reversal of 232303032221231 is 132122230303232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 232303032221231 - 2⁶ = 232303032221167 is a prime.

It is a super-2 number, since 2×232303032221231² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 8010449386939 = 232303032221231 / (2 + 3 + 2 + 3 + 0 + 3 + 0 + 3 + 2 + 2 + 2 + 1 + 2 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232303032221194 and 232303032221203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232303032221201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4005224693441 + ... + 4005224693498.

It is an arithmetic number, because the mean of its divisors is an integer number (60078370402050).

Almost surely, 2^{232303032221231} is an apocalyptic number.

232303032221231 is a deficient number, since it is larger than the sum of its proper divisors (8010449386969).

232303032221231 is an equidigital number, since it uses as much as digits as its factorization.

232303032221231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8010449386968.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 232303032221231 its reverse (132122230303232), we get a palindrome (364425262524463).

The spelling of 232303032221231 in words is "two hundred thirty-two trillion, three hundred three billion, thirty-two million, two hundred twenty-one thousand, two hundred thirty-one".