100101320173 has 2 divisors, whose sum is σ = 100101320174. Its totient is φ = 100101320172.

The previous prime is 100101320147. The next prime is 100101320177. The reversal of 100101320173 is 371023101001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51110809929 + 48990510244 = 226077^2 + 221338^2 .

It is a cyclic number.

It is not a de Polignac number, because 100101320173 - 2⁵ = 100101320141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100101320173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100101320177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050660086 + 50050660087.

It is an arithmetic number, because the mean of its divisors is an integer number (50050660087).

Almost surely, 2^100101320173 is an apocalyptic number.

It is an amenable number.

100101320173 is a deficient number, since it is larger than the sum of its proper divisors (1).

100101320173 is an equidigital number, since it uses as much as digits as its factorization.

100101320173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 19.

Adding to 100101320173 its reverse (371023101001), we get a palindrome (471124421174).

The spelling of 100101320173 in words is "one hundred billion, one hundred one million, three hundred twenty thousand, one hundred seventy-three".