20243202233 has 2 divisors, whose sum is σ = 20243202234. Its totient is φ = 20243202232.

The previous prime is 20243202229. The next prime is 20243202263. The reversal of 20243202233 is 33220234202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19844920384 + 398281849 = 140872^2 + 19957^2 .

It is a cyclic number.

It is not a de Polignac number, because 20243202233 - 2² = 20243202229 is a prime.

It is a super-2 number, since 2×20243202233² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20243202199 and 20243202208.

It is not a weakly prime, because it can be changed into another prime (20243202223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121601116 + 10121601117.

It is an arithmetic number, because the mean of its divisors is an integer number (10121601117).

Almost surely, 2^20243202233 is an apocalyptic number.

It is an amenable number.

20243202233 is a deficient number, since it is larger than the sum of its proper divisors (1).

20243202233 is an equidigital number, since it uses as much as digits as its factorization.

20243202233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 20243202233 its reverse (33220234202), we get a palindrome (53463436435).

The spelling of 20243202233 in words is "twenty billion, two hundred forty-three million, two hundred two thousand, two hundred thirty-three".