20203011031127 has 2 divisors, whose sum is σ = 20203011031128. Its totient is φ = 20203011031126.

The previous prime is 20203011031067. The next prime is 20203011031237. The reversal of 20203011031127 is 72113011030202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20203011031127 - 2²⁶ = 20202943922263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20203011031627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101505515563 + 10101505515564.

It is an arithmetic number, because the mean of its divisors is an integer number (10101505515564).

Almost surely, 2^{20203011031127} is an apocalyptic number.

20203011031127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20203011031127 is an equidigital number, since it uses as much as digits as its factorization.

20203011031127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 20203011031127 its reverse (72113011030202), we get a palindrome (92316022061329).

The spelling of 20203011031127 in words is "twenty trillion, two hundred three billion, eleven million, thirty-one thousand, one hundred twenty-seven".