100105660055 has 16 divisors (see below), whose sum is σ = 120490838400. Its totient is φ = 79842039552.

The previous prime is 100105660037. The next prime is 100105660073. The reversal of 100105660055 is 550066501001.

It is an interprime number because it is at equal distance from previous prime (100105660037) and next prime (100105660073).

It is a cyclic number.

It is not a de Polignac number, because 100105660055 - 2³⁶ = 31386183319 is a prime.

It is a super-2 number, since 2×100105660055² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4230146 + ... + 4253744.

It is an arithmetic number, because the mean of its divisors is an integer number (7530677400).

Almost surely, 2^100105660055 is an apocalyptic number.

100105660055 is a deficient number, since it is larger than the sum of its proper divisors (20385178345).

100105660055 is a wasteful number, since it uses less digits than its factorization.

100105660055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26138.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 100105660055 in words is "one hundred billion, one hundred five million, six hundred sixty thousand, fifty-five".