20332232233 has 2 divisors, whose sum is σ = 20332232234. Its totient is φ = 20332232232.

The previous prime is 20332232227. The next prime is 20332232243. The reversal of 20332232233 is 33223223302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18842503824 + 1489728409 = 137268^2 + 38597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20332232233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20332232198 and 20332232207.

It is not a weakly prime, because it can be changed into another prime (20332232213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166116116 + 10166116117.

It is an arithmetic number, because the mean of its divisors is an integer number (10166116117).

Almost surely, 2^20332232233 is an apocalyptic number.

It is an amenable number.

20332232233 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332232233 is an equidigital number, since it uses as much as digits as its factorization.

20332232233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 25.

Adding to 20332232233 its reverse (33223223302), we get a palindrome (53555455535).

The spelling of 20332232233 in words is "twenty billion, three hundred thirty-two million, two hundred thirty-two thousand, two hundred thirty-three".