101055500197 has 2 divisors, whose sum is σ = 101055500198. Its totient is φ = 101055500196.

The previous prime is 101055500141. The next prime is 101055500237. The reversal of 101055500197 is 791005550101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63261807361 + 37793692836 = 251519^2 + 194406^2 .

It is a cyclic number.

It is not a de Polignac number, because 101055500197 - 2⁷ = 101055500069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101055500107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50527750098 + 50527750099.

It is an arithmetic number, because the mean of its divisors is an integer number (50527750099).

Almost surely, 2^101055500197 is an apocalyptic number.

It is an amenable number.

101055500197 is a deficient number, since it is larger than the sum of its proper divisors (1).

101055500197 is an equidigital number, since it uses as much as digits as its factorization.

101055500197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7875, while the sum is 34.

The spelling of 101055500197 in words is "one hundred one billion, fifty-five million, five hundred thousand, one hundred ninety-seven".