11266320105 has 32 divisors (see below), whose sum is σ = 20036056320. Its totient is φ = 6006591360.

The previous prime is 11266320089. The next prime is 11266320137. The reversal of 11266320105 is 50102366211.

11266320105 is a `hidden beast` number, since 1 + 1 + 26 + 632 + 0 + 1 + 0 + 5 = 666.

It is not a de Polignac number, because 11266320105 - 2⁴ = 11266320089 is a prime.

It is a super-4 number, since 4×11266320105⁴ (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

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

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 417709 + ... + 443861.

It is an arithmetic number, because the mean of its divisors is an integer number (626126760).

Almost surely, 2^11266320105 is an apocalyptic number.

11266320105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11266320105 is a deficient number, since it is larger than the sum of its proper divisors (8769736215).

11266320105 is a wasteful number, since it uses less digits than its factorization.

11266320105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29358 (or 29352 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 11266320105 its reverse (50102366211), we get a palindrome (61368686316).

The spelling of 11266320105 in words is "eleven billion, two hundred sixty-six million, three hundred twenty thousand, one hundred five".