20322103253 has 2 divisors, whose sum is σ = 20322103254. Its totient is φ = 20322103252.

The previous prime is 20322103223. The next prime is 20322103267. The reversal of 20322103253 is 35230122302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19953540049 + 368563204 = 141257^2 + 19198^2 .

It is a cyclic number.

It is not a de Polignac number, because 20322103253 - 2⁶ = 20322103189 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20322103223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161051626 + 10161051627.

It is an arithmetic number, because the mean of its divisors is an integer number (10161051627).

Almost surely, 2^20322103253 is an apocalyptic number.

It is an amenable number.

20322103253 is a deficient number, since it is larger than the sum of its proper divisors (1).

20322103253 is an equidigital number, since it uses as much as digits as its factorization.

20322103253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 20322103253 its reverse (35230122302), we get a palindrome (55552225555).

The spelling of 20322103253 in words is "twenty billion, three hundred twenty-two million, one hundred three thousand, two hundred fifty-three".