210020013100127 has 2 divisors, whose sum is σ = 210020013100128. Its totient is φ = 210020013100126.

The previous prime is 210020013100123. The next prime is 210020013100207. The reversal of 210020013100127 is 721001310020012.

210020013100127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210020013100127 - 2² = 210020013100123 is a prime.

It is a super-2 number, since 2×210020013100127² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210020013100099 and 210020013100108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210020013100123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105010006550063 + 105010006550064.

It is an arithmetic number, because the mean of its divisors is an integer number (105010006550064).

Almost surely, 2^{210020013100127} is an apocalyptic number.

210020013100127 is a deficient number, since it is larger than the sum of its proper divisors (1).

210020013100127 is an equidigital number, since it uses as much as digits as its factorization.

210020013100127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

Adding to 210020013100127 its reverse (721001310020012), we get a palindrome (931021323120139).

The spelling of 210020013100127 in words is "two hundred ten trillion, twenty billion, thirteen million, one hundred thousand, one hundred twenty-seven".