871100021131141 has 2 divisors, whose sum is σ = 871100021131142. Its totient is φ = 871100021131140.

The previous prime is 871100021131121. The next prime is 871100021131259. The reversal of 871100021131141 is 141131120001178.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 809098113622500 + 62001907508641 = 28444650^2 + 7874129^2 .

It is a cyclic number.

It is not a de Polignac number, because 871100021131141 - 2¹³ = 871100021122949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (871100021131111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435550010565570 + 435550010565571.

It is an arithmetic number, because the mean of its divisors is an integer number (435550010565571).

Almost surely, 2^{871100021131141} is an apocalyptic number.

It is an amenable number.

871100021131141 is a deficient number, since it is larger than the sum of its proper divisors (1).

871100021131141 is an equidigital number, since it uses as much as digits as its factorization.

871100021131141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 31.

The spelling of 871100021131141 in words is "eight hundred seventy-one trillion, one hundred billion, twenty-one million, one hundred thirty-one thousand, one hundred forty-one".