82133101871 has 2 divisors, whose sum is σ = 82133101872. Its totient is φ = 82133101870.

The previous prime is 82133101859. The next prime is 82133101889. The reversal of 82133101871 is 17810133128.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82133101871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82133101801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41066550935 + 41066550936.

It is an arithmetic number, because the mean of its divisors is an integer number (41066550936).

Almost surely, 2^82133101871 is an apocalyptic number.

82133101871 is a deficient number, since it is larger than the sum of its proper divisors (1).

82133101871 is an equidigital number, since it uses as much as digits as its factorization.

82133101871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 35.

Adding to 82133101871 its reverse (17810133128), we get a palindrome (99943234999).

The spelling of 82133101871 in words is "eighty-two billion, one hundred thirty-three million, one hundred one thousand, eight hundred seventy-one".