100100200120273 has 2 divisors, whose sum is σ = 100100200120274. Its totient is φ = 100100200120272.

The previous prime is 100100200120139. The next prime is 100100200120279. The reversal of 100100200120273 is 372021002001001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61961818925889 + 38138381194384 = 7871583^2 + 6175628^2 .

It is an emirp because it is prime and its reverse (372021002001001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100100200120273 - 2²⁹ = 100099663249361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100100200120273.

It is not a weakly prime, because it can be changed into another prime (100100200120279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050100060136 + 50050100060137.

It is an arithmetic number, because the mean of its divisors is an integer number (50050100060137).

Almost surely, 2^{100100200120273} is an apocalyptic number.

It is an amenable number.

100100200120273 is a deficient number, since it is larger than the sum of its proper divisors (1).

100100200120273 is an equidigital number, since it uses as much as digits as its factorization.

100100200120273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

Adding to 100100200120273 its reverse (372021002001001), we get a palindrome (472121202121274).

The spelling of 100100200120273 in words is "one hundred trillion, one hundred billion, two hundred million, one hundred twenty thousand, two hundred seventy-three".