1100561060061 has 40 divisors (see below), whose sum is σ = 1752483075200. Its totient is φ = 686292497280.

The previous prime is 1100561060047. The next prime is 1100561060063. The reversal of 1100561060061 is 1600601650011.

1100561060061 is a `hidden beast` number, since 1 + 1 + 0 + 0 + 56 + 1 + 0 + 600 + 6 + 1 = 666.

It is not a de Polignac number, because 1100561060061 - 2⁵ = 1100561060029 is a prime.

It is a super-2 number, since 2×1100561060061² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100561060063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4404460 + ... + 4647621.

It is an arithmetic number, because the mean of its divisors is an integer number (43812076880).

Almost surely, 2^{1100561060061} is an apocalyptic number.

It is an amenable number.

1100561060061 is a deficient number, since it is larger than the sum of its proper divisors (651922015139).

1100561060061 is an equidigital number, since it uses as much as digits as its factorization.

1100561060061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9052191 (or 9052182 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The spelling of 1100561060061 in words is "one trillion, one hundred billion, five hundred sixty-one million, sixty thousand, sixty-one".