1001050105061 has 4 divisors (see below), whose sum is σ = 1025465961324. Its totient is φ = 976634248800.

The previous prime is 1001050105051. The next prime is 1001050105067. The reversal of 1001050105061 is 1605010501001.

1001050105061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 233313150625 + 767736954436 = 483025^2 + 876206^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001050105061 - 2¹⁰ = 1001050104037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001050105067) 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, 12207928070 + ... + 12207928151.

It is an arithmetic number, because the mean of its divisors is an integer number (256366490331).

Almost surely, 2^{1001050105061} is an apocalyptic number.

It is an amenable number.

1001050105061 is a deficient number, since it is larger than the sum of its proper divisors (24415856263).

1001050105061 is an equidigital number, since it uses as much as digits as its factorization.

1001050105061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24415856262.

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 1001050105061 its reverse (1605010501001), we get a palindrome (2606060606062).

The spelling of 1001050105061 in words is "one trillion, one billion, fifty million, one hundred five thousand, sixty-one".