12732230233 has 2 divisors, whose sum is σ = 12732230234. Its totient is φ = 12732230232.

The previous prime is 12732230197. The next prime is 12732230309. The reversal of 12732230233 is 33203223721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6408322704 + 6323907529 = 80052^2 + 79523^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12732230233 is a prime.

It is a super-2 number, since 2×12732230233² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12732234233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6366115116 + 6366115117.

It is an arithmetic number, because the mean of its divisors is an integer number (6366115117).

Almost surely, 2^12732230233 is an apocalyptic number.

It is an amenable number.

12732230233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12732230233 is an equidigital number, since it uses as much as digits as its factorization.

12732230233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 28.

Adding to 12732230233 its reverse (33203223721), we get a palindrome (45935453954).

The spelling of 12732230233 in words is "twelve billion, seven hundred thirty-two million, two hundred thirty thousand, two hundred thirty-three".