100550610106061 has 4 divisors (see below), whose sum is σ = 101131827505692. Its totient is φ = 99969392706432.

The previous prime is 100550610106033. The next prime is 100550610106127. The reversal of 100550610106061 is 160601016055001.

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 51784215015625 + 48766395090436 = 7196125^2 + 6983294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100550610106061 is a prime.

It is a super-4 number, since 4×100550610106061⁴ (a number of 57 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100550610106861) 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, 290608699556 + ... + 290608699901.

It is an arithmetic number, because the mean of its divisors is an integer number (25282956876423).

Almost surely, 2^{100550610106061} is an apocalyptic number.

It is an amenable number.

100550610106061 is a deficient number, since it is larger than the sum of its proper divisors (581217399631).

100550610106061 is an equidigital number, since it uses as much as digits as its factorization.

100550610106061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581217399630.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 100550610106061 in words is "one hundred trillion, five hundred fifty billion, six hundred ten million, one hundred six thousand, sixty-one".