200100100111273 has 2 divisors, whose sum is σ = 200100100111274. Its totient is φ = 200100100111272.

The previous prime is 200100100111253. The next prime is 200100100111319. The reversal of 200100100111273 is 372111001001002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 148712464131984 + 51387635979289 = 12194772^2 + 7168517^2 .

It is a cyclic number.

It is not a de Polignac number, because 200100100111273 - 2⁹ = 200100100110761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200100100111273.

It is not a weakly prime, because it can be changed into another prime (200100100111253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100050050055636 + 100050050055637.

It is an arithmetic number, because the mean of its divisors is an integer number (100050050055637).

Almost surely, 2^{200100100111273} is an apocalyptic number.

It is an amenable number.

200100100111273 is a deficient number, since it is larger than the sum of its proper divisors (1).

200100100111273 is an equidigital number, since it uses as much as digits as its factorization.

200100100111273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 19.

Adding to 200100100111273 its reverse (372111001001002), we get a palindrome (572211101112275).

The spelling of 200100100111273 in words is "two hundred trillion, one hundred billion, one hundred million, one hundred eleven thousand, two hundred seventy-three".