11126655817201 has 4 divisors (see below), whose sum is σ = 11175243834100. Its totient is φ = 11078067800304.

The previous prime is 11126655817177. The next prime is 11126655817253. The reversal of 11126655817201 is 10271855662111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9204761584225 + 1921894232976 = 3033935^2 + 1386324^2 .

It is a cyclic number.

It is not a de Polignac number, because 11126655817201 - 2¹⁷ = 11126655686129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11126655887201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24294008106 + ... + 24294008563.

It is an arithmetic number, because the mean of its divisors is an integer number (2793810958525).

Almost surely, 2^{11126655817201} is an apocalyptic number.

It is an amenable number.

11126655817201 is a deficient number, since it is larger than the sum of its proper divisors (48588016899).

11126655817201 is an equidigital number, since it uses as much as digits as its factorization.

11126655817201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48588016898.

The product of its (nonzero) digits is 201600, while the sum is 46.

The spelling of 11126655817201 in words is "eleven trillion, one hundred twenty-six billion, six hundred fifty-five million, eight hundred seventeen thousand, two hundred one".