12213023033 has 2 divisors, whose sum is σ = 12213023034. Its totient is φ = 12213023032.

The previous prime is 12213023029. The next prime is 12213023071. The reversal of 12213023033 is 33032031221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11420769424 + 792253609 = 106868^2 + 28147^2 .

It is a cyclic number.

It is not a de Polignac number, because 12213023033 - 2² = 12213023029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12213022996 and 12213023014.

It is not a weakly prime, because it can be changed into another prime (12213023003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106511516 + 6106511517.

It is an arithmetic number, because the mean of its divisors is an integer number (6106511517).

Almost surely, 2^12213023033 is an apocalyptic number.

It is an amenable number.

12213023033 is a deficient number, since it is larger than the sum of its proper divisors (1).

12213023033 is an equidigital number, since it uses as much as digits as its factorization.

12213023033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12213023033 its reverse (33032031221), we get a palindrome (45245054254).

The spelling of 12213023033 in words is "twelve billion, two hundred thirteen million, twenty-three thousand, thirty-three".