11005611101066 has 16 divisors (see below), whose sum is σ = 17775762698880. Its totient is φ = 5091329561280.

The previous prime is 11005611101057. The next prime is 11005611101081. The reversal of 11005611101066 is 66010111650011.

It is a happy number.

It is a super-2 number, since 2×11005611101066² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2743171250 + ... + 2743175261.

It is an arithmetic number, because the mean of its divisors is an integer number (1110985168680).

Almost surely, 2^{11005611101066} is an apocalyptic number.

11005611101066 is a deficient number, since it is larger than the sum of its proper divisors (6770151597814).

11005611101066 is a wasteful number, since it uses less digits than its factorization.

11005611101066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5486346589.

The product of its (nonzero) digits is 1080, while the sum is 29.

Adding to 11005611101066 its reverse (66010111650011), we get a palindrome (77015722751077).

The spelling of 11005611101066 in words is "eleven trillion, five billion, six hundred eleven million, one hundred one thousand, sixty-six".