101055605605 has 4 divisors (see below), whose sum is σ = 121266726732. Its totient is φ = 80844484480.

The previous prime is 101055605593. The next prime is 101055605621. The reversal of 101055605605 is 506506550101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15928206849 + 85127398756 = 126207^2 + 291766^2 .

It is not a de Polignac number, because 101055605605 - 2¹¹ = 101055603557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 10105560556 + ... + 10105560565.

It is an arithmetic number, because the mean of its divisors is an integer number (30316681683).

Almost surely, 2^101055605605 is an apocalyptic number.

It is an amenable number.

101055605605 is a deficient number, since it is larger than the sum of its proper divisors (20211121127).

101055605605 is an equidigital number, since it uses as much as digits as its factorization.

101055605605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20211121126.

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 101055605605 in words is "one hundred one billion, fifty-five million, six hundred five thousand, six hundred five".