100101998105069 has 2 divisors, whose sum is σ = 100101998105070. Its totient is φ = 100101998105068.

The previous prime is 100101998105041. The next prime is 100101998105093. The reversal of 100101998105069 is 960501899101001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82226538373225 + 17875459731844 = 9067885^2 + 4227938^2 .

It is an emirp because it is prime and its reverse (960501899101001) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100101998105069 is a prime.

It is a super-2 number, since 2×100101998105069² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100101998105969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050999052534 + 50050999052535.

It is an arithmetic number, because the mean of its divisors is an integer number (50050999052535).

Almost surely, 2^{100101998105069} is an apocalyptic number.

It is an amenable number.

100101998105069 is a deficient number, since it is larger than the sum of its proper divisors (1).

100101998105069 is an equidigital number, since it uses as much as digits as its factorization.

100101998105069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174960, while the sum is 50.

The spelling of 100101998105069 in words is "one hundred trillion, one hundred one billion, nine hundred ninety-eight million, one hundred five thousand, sixty-nine".