2102001001127 has 2 divisors, whose sum is σ = 2102001001128. Its totient is φ = 2102001001126.

The previous prime is 2102001001057. The next prime is 2102001001151. The reversal of 2102001001127 is 7211001002012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2102001001127 - 2²⁰ = 2101999952551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102001001627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051000500563 + 1051000500564.

It is an arithmetic number, because the mean of its divisors is an integer number (1051000500564).

Almost surely, 2^{2102001001127} is an apocalyptic number.

2102001001127 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102001001127 is an equidigital number, since it uses as much as digits as its factorization.

2102001001127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 2102001001127 its reverse (7211001002012), we get a palindrome (9313002003139).

The spelling of 2102001001127 in words is "two trillion, one hundred two billion, one million, one thousand, one hundred twenty-seven".