100001121112247 has 2 divisors, whose sum is σ = 100001121112248. Its totient is φ = 100001121112246.

The previous prime is 100001121112199. The next prime is 100001121112271. The reversal of 100001121112247 is 742211121100001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100001121112247 - 2¹⁰ = 100001121111223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100001121111247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000560556123 + 50000560556124.

It is an arithmetic number, because the mean of its divisors is an integer number (50000560556124).

Almost surely, 2^{100001121112247} is an apocalyptic number.

100001121112247 is a deficient number, since it is larger than the sum of its proper divisors (1).

100001121112247 is an equidigital number, since it uses as much as digits as its factorization.

100001121112247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 23.

Adding to 100001121112247 its reverse (742211121100001), we get a palindrome (842212242212248).

The spelling of 100001121112247 in words is "one hundred trillion, one billion, one hundred twenty-one million, one hundred twelve thousand, two hundred forty-seven".