100999968239 has 2 divisors, whose sum is σ = 100999968240.
Its totient is φ = 100999968238.
The previous prime is 100999968233. The next prime is 100999968317. The reversal of 100999968239 is 932869999001.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 100999968239 - 232 = 96705000943 is a prime.
It is a super-2 number, since 2×1009999682392 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (100999968233) 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, 50499984119 + 50499984120.
It is an arithmetic number, because the mean of its divisors is an integer number (50499984120).
Almost surely, 2100999968239 is an apocalyptic number.
100999968239 is a deficient number, since it is larger than the sum of its proper divisors (1).
100999968239 is an equidigital number, since it uses as much as digits as its factorization.
100999968239 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 17006112, while the sum is 65.
The spelling of 100999968239 in words is "one hundred billion, nine hundred ninety-nine million, nine hundred sixty-eight thousand, two hundred thirty-nine".