100240123421071 has 2 divisors, whose sum is σ = 100240123421072. Its totient is φ = 100240123421070.

The previous prime is 100240123421059. The next prime is 100240123421149. The reversal of 100240123421071 is 170124321042001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100240123421071 - 2³¹ = 100237975937423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100240123401071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50120061710535 + 50120061710536.

It is an arithmetic number, because the mean of its divisors is an integer number (50120061710536).

Almost surely, 2^{100240123421071} is an apocalyptic number.

100240123421071 is a deficient number, since it is larger than the sum of its proper divisors (1).

100240123421071 is an equidigital number, since it uses as much as digits as its factorization.

100240123421071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 100240123421071 its reverse (170124321042001), we get a palindrome (270364444463072).

The spelling of 100240123421071 in words is "one hundred trillion, two hundred forty billion, one hundred twenty-three million, four hundred twenty-one thousand, seventy-one".