200100122231117 has 2 divisors, whose sum is σ = 200100122231118. Its totient is φ = 200100122231116.

The previous prime is 200100122231063. The next prime is 200100122231221. The reversal of 200100122231117 is 711132221001002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190450239737641 + 9649882493476 = 13800371^2 + 3106426^2 .

It is a cyclic number.

It is not a de Polignac number, because 200100122231117 - 2²⁰ = 200100121182541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200100122231092 and 200100122231101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200100122231417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100050061115558 + 100050061115559.

It is an arithmetic number, because the mean of its divisors is an integer number (100050061115559).

Almost surely, 2^{200100122231117} is an apocalyptic number.

It is an amenable number.

200100122231117 is a deficient number, since it is larger than the sum of its proper divisors (1).

200100122231117 is an equidigital number, since it uses as much as digits as its factorization.

200100122231117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 200100122231117 its reverse (711132221001002), we get a palindrome (911232343232119).

The spelling of 200100122231117 in words is "two hundred trillion, one hundred billion, one hundred twenty-two million, two hundred thirty-one thousand, one hundred seventeen".