100111110971 has 2 divisors, whose sum is σ = 100111110972. Its totient is φ = 100111110970.

The previous prime is 100111110961. The next prime is 100111111013. The reversal of 100111110971 is 179011111001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100111110971 - 2¹⁰ = 100111109947 is a prime.

It is not a weakly prime, because it can be changed into another prime (100111110961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055555485 + 50055555486.

It is an arithmetic number, because the mean of its divisors is an integer number (50055555486).

Almost surely, 2^100111110971 is an apocalyptic number.

100111110971 is a deficient number, since it is larger than the sum of its proper divisors (1).

100111110971 is an equidigital number, since it uses as much as digits as its factorization.

100111110971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63, while the sum is 23.

Adding to 100111110971 its reverse (179011111001), we get a palindrome (279122221972).

The spelling of 100111110971 in words is "one hundred billion, one hundred eleven million, one hundred ten thousand, nine hundred seventy-one".