20201241202127 has 2 divisors, whose sum is σ = 20201241202128. Its totient is φ = 20201241202126.

The previous prime is 20201241202057. The next prime is 20201241202147. The reversal of 20201241202127 is 72120214210202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20201241202127 - 2¹⁰ = 20201241201103 is a prime.

It is a super-2 number, since 2×20201241202127² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20201241202096 and 20201241202105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20201241202147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100620601063 + 10100620601064.

It is an arithmetic number, because the mean of its divisors is an integer number (10100620601064).

Almost surely, 2^{20201241202127} is an apocalyptic number.

20201241202127 is a deficient number, since it is larger than the sum of its proper divisors (1).

20201241202127 is an equidigital number, since it uses as much as digits as its factorization.

20201241202127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 26.

Adding to 20201241202127 its reverse (72120214210202), we get a palindrome (92321455412329).

The spelling of 20201241202127 in words is "twenty trillion, two hundred one billion, two hundred forty-one million, two hundred two thousand, one hundred twenty-seven".