100100311023197 has 2 divisors, whose sum is σ = 100100311023198. Its totient is φ = 100100311023196.

The previous prime is 100100311023121. The next prime is 100100311023227. The reversal of 100100311023197 is 791320113001001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86498295798916 + 13602015224281 = 9300446^2 + 3688091^2 .

It is a cyclic number.

It is not a de Polignac number, because 100100311023197 - 2⁸ = 100100311022941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100100311023997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050155511598 + 50050155511599.

It is an arithmetic number, because the mean of its divisors is an integer number (50050155511599).

Almost surely, 2^{100100311023197} is an apocalyptic number.

It is an amenable number.

100100311023197 is a deficient number, since it is larger than the sum of its proper divisors (1).

100100311023197 is an equidigital number, since it uses as much as digits as its factorization.

100100311023197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 29.

Adding to 100100311023197 its reverse (791320113001001), we get a palindrome (891420424024198).

The spelling of 100100311023197 in words is "one hundred trillion, one hundred billion, three hundred eleven million, twenty-three thousand, one hundred ninety-seven".