100240271 has 2 divisors, whose sum is σ = 100240272. Its totient is φ = 100240270.

The previous prime is 100240201. The next prime is 100240277. The reversal of 100240271 is 172042001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100240271 - 2¹⁰ = 100239247 is a prime.

It is a super-2 number, since 2×100240271² = 20096223860306882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100240277) 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, 50120135 + 50120136.

It is an arithmetic number, because the mean of its divisors is an integer number (50120136).

Almost surely, 2^100240271 is an apocalyptic number.

100240271 is a deficient number, since it is larger than the sum of its proper divisors (1).

100240271 is an equidigital number, since it uses as much as digits as its factorization.

100240271 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 100240271 is about 10012.0063423871. The cubic root of 100240271 is about 464.5303324220.

Adding to 100240271 its reverse (172042001), we get a palindrome (272282272).

The spelling of 100240271 in words is "one hundred million, two hundred forty thousand, two hundred seventy-one".