20203042231027 has 2 divisors, whose sum is σ = 20203042231028. Its totient is φ = 20203042231026.

The previous prime is 20203042231013. The next prime is 20203042231037. The reversal of 20203042231027 is 72013224030202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20203042231027 - 2¹⁵ = 20203042198259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20203042230986 and 20203042231004.

It is not a weakly prime, because it can be changed into another prime (20203042231007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101521115513 + 10101521115514.

It is an arithmetic number, because the mean of its divisors is an integer number (10101521115514).

Almost surely, 2^{20203042231027} is an apocalyptic number.

20203042231027 is a deficient number, since it is larger than the sum of its proper divisors (1).

20203042231027 is an equidigital number, since it uses as much as digits as its factorization.

20203042231027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 20203042231027 its reverse (72013224030202), we get a palindrome (92216266261229).

The spelling of 20203042231027 in words is "twenty trillion, two hundred three billion, forty-two million, two hundred thirty-one thousand, twenty-seven".