232331220337 has 2 divisors, whose sum is σ = 232331220338. Its totient is φ = 232331220336.

The previous prime is 232331220311. The next prime is 232331220389. The reversal of 232331220337 is 733022133232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204625950736 + 27705269601 = 452356^2 + 166449^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232331220337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232331220299 and 232331220308.

It is not a weakly prime, because it can be changed into another prime (232331620337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116165610168 + 116165610169.

It is an arithmetic number, because the mean of its divisors is an integer number (116165610169).

Almost surely, 2^232331220337 is an apocalyptic number.

It is an amenable number.

232331220337 is a deficient number, since it is larger than the sum of its proper divisors (1).

232331220337 is an equidigital number, since it uses as much as digits as its factorization.

232331220337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 31.

Adding to 232331220337 its reverse (733022133232), we get a palindrome (965353353569).

The spelling of 232331220337 in words is "two hundred thirty-two billion, three hundred thirty-one million, two hundred twenty thousand, three hundred thirty-seven".