10561105050611 has 2 divisors, whose sum is σ = 10561105050612. Its totient is φ = 10561105050610.

The previous prime is 10561105050607. The next prime is 10561105050619. The reversal of 10561105050611 is 11605050116501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10561105050611 - 2² = 10561105050607 is a prime.

It is a super-2 number, since 2×10561105050611² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10561105050619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5280552525305 + 5280552525306.

It is an arithmetic number, because the mean of its divisors is an integer number (5280552525306).

Almost surely, 2^{10561105050611} is an apocalyptic number.

10561105050611 is a deficient number, since it is larger than the sum of its proper divisors (1).

10561105050611 is an equidigital number, since it uses as much as digits as its factorization.

10561105050611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 32.

The spelling of 10561105050611 in words is "ten trillion, five hundred sixty-one billion, one hundred five million, fifty thousand, six hundred eleven".