100105005655 has 8 divisors (see below), whose sum is σ = 120321974592. Its totient is φ = 79953359328.

The previous prime is 100105005643. The next prime is 100105005703. The reversal of 100105005655 is 556500501001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100105005655 - 2¹⁵ = 100104972887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16327279 + ... + 16333408.

It is an arithmetic number, because the mean of its divisors is an integer number (15040246824).

Almost surely, 2^100105005655 is an apocalyptic number.

100105005655 is a deficient number, since it is larger than the sum of its proper divisors (20216968937).

100105005655 is an equidigital number, since it uses as much as digits as its factorization.

100105005655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32661305.

The product of its (nonzero) digits is 3750, while the sum is 28.

Adding to 100105005655 its reverse (556500501001), we get a palindrome (656605506656).

The spelling of 100105005655 in words is "one hundred billion, one hundred five million, five thousand, six hundred fifty-five".