2102100100271 has 2 divisors, whose sum is σ = 2102100100272. Its totient is φ = 2102100100270.

The previous prime is 2102100100253. The next prime is 2102100100283. The reversal of 2102100100271 is 1720010012012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102100100271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102100100571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051050050135 + 1051050050136.

It is an arithmetic number, because the mean of its divisors is an integer number (1051050050136).

Almost surely, 2^{2102100100271} is an apocalyptic number.

2102100100271 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102100100271 is an equidigital number, since it uses as much as digits as its factorization.

2102100100271 is an evil number, because the sum of its binary digits is even.

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

Adding to 2102100100271 its reverse (1720010012012), we get a palindrome (3822110112283).

The spelling of 2102100100271 in words is "two trillion, one hundred two billion, one hundred million, one hundred thousand, two hundred seventy-one".