106431317899 has 2 divisors, whose sum is σ = 106431317900. Its totient is φ = 106431317898.

The previous prime is 106431317891. The next prime is 106431317917. The reversal of 106431317899 is 998713134601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 106431317899 - 2³ = 106431317891 is a prime.

It is a super-3 number, since 3×106431317899³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (106431317891) 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, 53215658949 + 53215658950.

It is an arithmetic number, because the mean of its divisors is an integer number (53215658950).

Almost surely, 2^106431317899 is an apocalyptic number.

106431317899 is a deficient number, since it is larger than the sum of its proper divisors (1).

106431317899 is an equidigital number, since it uses as much as digits as its factorization.

106431317899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 106431317899 in words is "one hundred six billion, four hundred thirty-one million, three hundred seventeen thousand, eight hundred ninety-nine".