5561050106011 has 4 divisors (see below), whose sum is σ = 5561055578232. Its totient is φ = 5561044633792.

The previous prime is 5561050105951. The next prime is 5561050106023. The reversal of 5561050106011 is 1106010501655.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5561050106011 - 2²⁵ = 5561016551579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5561050106111) by changing a digit.

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, 713245 + ... + 3410398.

It is an arithmetic number, because the mean of its divisors is an integer number (1390263894558).

Almost surely, 2^{5561050106011} is an apocalyptic number.

5561050106011 is a deficient number, since it is larger than the sum of its proper divisors (5472221).

5561050106011 is a wasteful number, since it uses less digits than its factorization.

5561050106011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5472220.

The product of its (nonzero) digits is 4500, while the sum is 31.

Adding to 5561050106011 its reverse (1106010501655), we get a palindrome (6667060607666).

The spelling of 5561050106011 in words is "five trillion, five hundred sixty-one billion, fifty million, one hundred six thousand, eleven".