100210247 has 2 divisors, whose sum is σ = 100210248. Its totient is φ = 100210246.

The previous prime is 100210193. The next prime is 100210277. The reversal of 100210247 is 742012001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100210247 - 2¹⁶ = 100144711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100210277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50105123 + 50105124.

It is an arithmetic number, because the mean of its divisors is an integer number (50105124).

Almost surely, 2^100210247 is an apocalyptic number.

100210247 is a deficient number, since it is larger than the sum of its proper divisors (1).

100210247 is an equidigital number, since it uses as much as digits as its factorization.

100210247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 100210247 is about 10010.5068303258. The cubic root of 100210247 is about 464.4839490298.

Adding to 100210247 its reverse (742012001), we get a palindrome (842222248).

The spelling of 100210247 in words is "one hundred million, two hundred ten thousand, two hundred forty-seven".