100105500559 has 4 divisors (see below), whose sum is σ = 100107007416. Its totient is φ = 100103993704.

The previous prime is 100105500503. The next prime is 100105500589. The reversal of 100105500559 is 955005501001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100105500559 - 2¹⁹ = 100104976271 is a prime.

It is a super-2 number, since 2×100105500559² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100105500559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100105500589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648949 + ... + 788254.

It is an arithmetic number, because the mean of its divisors is an integer number (25026751854).

Almost surely, 2^100105500559 is an apocalyptic number.

100105500559 is a deficient number, since it is larger than the sum of its proper divisors (1506857).

100105500559 is an equidigital number, since it uses as much as digits as its factorization.

100105500559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506856.

The product of its (nonzero) digits is 5625, while the sum is 31.

The spelling of 100105500559 in words is "one hundred billion, one hundred five million, five hundred thousand, five hundred fifty-nine".