100240012031191 has 2 divisors, whose sum is σ = 100240012031192. Its totient is φ = 100240012031190.

The previous prime is 100240012031171. The next prime is 100240012031287. The reversal of 100240012031191 is 191130210042001.

It is a weak prime.

It is an emirp because it is prime and its reverse (191130210042001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100240012031191 - 2⁷ = 100240012031063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100240012031101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50120006015595 + 50120006015596.

It is an arithmetic number, because the mean of its divisors is an integer number (50120006015596).

Almost surely, 2^{100240012031191} is an apocalyptic number.

100240012031191 is a deficient number, since it is larger than the sum of its proper divisors (1).

100240012031191 is an equidigital number, since it uses as much as digits as its factorization.

100240012031191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

Adding to 100240012031191 its reverse (191130210042001), we get a palindrome (291370222073192).

The spelling of 100240012031191 in words is "one hundred trillion, two hundred forty billion, twelve million, thirty-one thousand, one hundred ninety-one".