10520205233 has 2 divisors, whose sum is σ = 10520205234. Its totient is φ = 10520205232.

The previous prime is 10520205187. The next prime is 10520205239. The reversal of 10520205233 is 33250202501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10520194624 + 10609 = 102568^2 + 103^2 .

It is a cyclic number.

It is not a de Polignac number, because 10520205233 - 2⁸ = 10520204977 is a prime.

It is a super-2 number, since 2×10520205233² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10520205199 and 10520205208.

It is not a weakly prime, because it can be changed into another prime (10520205239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5260102616 + 5260102617.

It is an arithmetic number, because the mean of its divisors is an integer number (5260102617).

Almost surely, 2^10520205233 is an apocalyptic number.

It is an amenable number.

10520205233 is a deficient number, since it is larger than the sum of its proper divisors (1).

10520205233 is an equidigital number, since it uses as much as digits as its factorization.

10520205233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 23.

Adding to 10520205233 its reverse (33250202501), we get a palindrome (43770407734).

The spelling of 10520205233 in words is "ten billion, five hundred twenty million, two hundred five thousand, two hundred thirty-three".