100505660071 has 2 divisors, whose sum is σ = 100505660072. Its totient is φ = 100505660070.

The previous prime is 100505660063. The next prime is 100505660081. The reversal of 100505660071 is 170066505001.

It is a weak prime.

It is an emirp because it is prime and its reverse (170066505001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100505660071 - 2³ = 100505660063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100505660081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50252830035 + 50252830036.

It is an arithmetic number, because the mean of its divisors is an integer number (50252830036).

Almost surely, 2^100505660071 is an apocalyptic number.

100505660071 is a deficient number, since it is larger than the sum of its proper divisors (1).

100505660071 is an equidigital number, since it uses as much as digits as its factorization.

100505660071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 31.

The spelling of 100505660071 in words is "one hundred billion, five hundred five million, six hundred sixty thousand, seventy-one".