100224497 has 2 divisors, whose sum is σ = 100224498. Its totient is φ = 100224496.

The previous prime is 100224391. The next prime is 100224499. The reversal of 100224497 is 794422001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99520576 + 703921 = 9976^2 + 839^2 .

It is a cyclic number.

It is not a de Polignac number, because 100224497 - 2¹⁸ = 99962353 is a prime.

Together with 100224499, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (100224499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50112248 + 50112249.

It is an arithmetic number, because the mean of its divisors is an integer number (50112249).

Almost surely, 2^100224497 is an apocalyptic number.

It is an amenable number.

100224497 is a deficient number, since it is larger than the sum of its proper divisors (1).

100224497 is an equidigital number, since it uses as much as digits as its factorization.

100224497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 100224497 is about 10011.2185571987. The cubic root of 100224497 is about 464.5059646844.

Adding to 100224497 its reverse (794422001), we get a palindrome (894646498).

The spelling of 100224497 in words is "one hundred million, two hundred twenty-four thousand, four hundred ninety-seven".