100012011271 has 2 divisors, whose sum is σ = 100012011272. Its totient is φ = 100012011270.

The previous prime is 100012011193. The next prime is 100012011283. The reversal of 100012011271 is 172110210001.

It is a strong prime.

It is an emirp because it is prime and its reverse (172110210001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100012011271 - 2²¹ = 100009914119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100012011871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50006005635 + 50006005636.

It is an arithmetic number, because the mean of its divisors is an integer number (50006005636).

Almost surely, 2^100012011271 is an apocalyptic number.

100012011271 is a deficient number, since it is larger than the sum of its proper divisors (1).

100012011271 is an equidigital number, since it uses as much as digits as its factorization.

100012011271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28, while the sum is 16.

Adding to 100012011271 its reverse (172110210001), we get a palindrome (272122221272).

The spelling of 100012011271 in words is "one hundred billion, twelve million, eleven thousand, two hundred seventy-one".