20301023273 has 2 divisors, whose sum is σ = 20301023274. Its totient is φ = 20301023272.

The previous prime is 20301023261. The next prime is 20301023287. The reversal of 20301023273 is 37232010302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19321834009 + 979189264 = 139003^2 + 31292^2 .

It is a cyclic number.

It is not a de Polignac number, because 20301023273 - 2²⁰ = 20299974697 is a prime.

It is not a weakly prime, because it can be changed into another prime (20301023213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150511636 + 10150511637.

It is an arithmetic number, because the mean of its divisors is an integer number (10150511637).

Almost surely, 2^20301023273 is an apocalyptic number.

It is an amenable number.

20301023273 is a deficient number, since it is larger than the sum of its proper divisors (1).

20301023273 is an equidigital number, since it uses as much as digits as its factorization.

20301023273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 23.

Adding to 20301023273 its reverse (37232010302), we get a palindrome (57533033575).

The spelling of 20301023273 in words is "twenty billion, three hundred one million, twenty-three thousand, two hundred seventy-three".