200110109999897 has 2 divisors, whose sum is σ = 200110109999898. Its totient is φ = 200110109999896.

The previous prime is 200110109999893. The next prime is 200110110000007. The reversal of 200110109999897 is 798999901011002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152886770538121 + 47223339461776 = 12364739^2 + 6871924^2 .

It is a cyclic number.

It is not a de Polignac number, because 200110109999897 - 2² = 200110109999893 is a prime.

It is a super-2 number, since 2×200110109999897² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200110109999893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100055054999948 + 100055054999949.

It is an arithmetic number, because the mean of its divisors is an integer number (100055054999949).

Almost surely, 2^{200110109999897} is an apocalyptic number.

It is an amenable number.

200110109999897 is a deficient number, since it is larger than the sum of its proper divisors (1).

200110109999897 is an equidigital number, since it uses as much as digits as its factorization.

200110109999897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6613488, while the sum is 65.

The spelling of 200110109999897 in words is "two hundred trillion, one hundred ten billion, one hundred nine million, nine hundred ninety-nine thousand, eight hundred ninety-seven".