11012261165065 has 8 divisors (see below), whose sum is σ = 13214793731328. Its totient is φ = 8809755376560.

The previous prime is 11012261165051. The next prime is 11012261165089. The reversal of 11012261165065 is 56056116221011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11012261165065 - 2¹¹ = 11012261163017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5778297 + ... + 7444006.

It is an arithmetic number, because the mean of its divisors is an integer number (1651849216416).

Almost surely, 2^{11012261165065} is an apocalyptic number.

It is an amenable number.

11012261165065 is a deficient number, since it is larger than the sum of its proper divisors (2202532566263).

11012261165065 is a wasteful number, since it uses less digits than its factorization.

11012261165065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13388879.

The product of its (nonzero) digits is 21600, while the sum is 37.

Adding to 11012261165065 its reverse (56056116221011), we get a palindrome (67068377386076).

The spelling of 11012261165065 in words is "eleven trillion, twelve billion, two hundred sixty-one million, one hundred sixty-five thousand, sixty-five".