104102112311191 has 2 divisors, whose sum is σ = 104102112311192. Its totient is φ = 104102112311190.

The previous prime is 104102112311081. The next prime is 104102112311261. The reversal of 104102112311191 is 191113211201401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104102112311191 - 2¹⁹ = 104102111786903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104102112381191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52051056155595 + 52051056155596.

It is an arithmetic number, because the mean of its divisors is an integer number (52051056155596).

Almost surely, 2^{104102112311191} is an apocalyptic number.

104102112311191 is a deficient number, since it is larger than the sum of its proper divisors (1).

104102112311191 is an equidigital number, since it uses as much as digits as its factorization.

104102112311191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 28.

Adding to 104102112311191 its reverse (191113211201401), we get a palindrome (295215323512592).

The spelling of 104102112311191 in words is "one hundred four trillion, one hundred two billion, one hundred twelve million, three hundred eleven thousand, one hundred ninety-one".