100100099999971 has 2 divisors, whose sum is σ = 100100099999972. Its totient is φ = 100100099999970.

The previous prime is 100100099999923. The next prime is 100100100000011. The reversal of 100100099999971 is 179999990001001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100100099999971 - 2⁴³ = 91304006977763 is a prime.

It is not a weakly prime, because it can be changed into another prime (100100099997971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050049999985 + 50050049999986.

It is an arithmetic number, because the mean of its divisors is an integer number (50050049999986).

Almost surely, 2^{100100099999971} is an apocalyptic number.

100100099999971 is a deficient number, since it is larger than the sum of its proper divisors (1).

100100099999971 is an equidigital number, since it uses as much as digits as its factorization.

100100099999971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3720087, while the sum is 64.

The spelling of 100100099999971 in words is "one hundred trillion, one hundred billion, ninety-nine million, nine hundred ninety-nine thousand, nine hundred seventy-one".