20243034233 has 2 divisors, whose sum is σ = 20243034234. Its totient is φ = 20243034232.

The previous prime is 20243034197. The next prime is 20243034271. The reversal of 20243034233 is 33243034202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20235916009 + 7118224 = 142253^2 + 2668^2 .

It is a cyclic number.

It is not a de Polignac number, because 20243034233 - 2⁸ = 20243033977 is a prime.

It is not a weakly prime, because it can be changed into another prime (20243034293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121517116 + 10121517117.

It is an arithmetic number, because the mean of its divisors is an integer number (10121517117).

Almost surely, 2^20243034233 is an apocalyptic number.

It is an amenable number.

20243034233 is a deficient number, since it is larger than the sum of its proper divisors (1).

20243034233 is an equidigital number, since it uses as much as digits as its factorization.

20243034233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 26.

Adding to 20243034233 its reverse (33243034202), we get a palindrome (53486068435).

The spelling of 20243034233 in words is "twenty billion, two hundred forty-three million, thirty-four thousand, two hundred thirty-three".