11217046105 has 4 divisors (see below), whose sum is σ = 13460455332. Its totient is φ = 8973636880.

The previous prime is 11217046103. The next prime is 11217046171. The reversal of 11217046105 is 50164071211.

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 2282259529 + 8934786576 = 47773^2 + 94524^2 .

It is not a de Polignac number, because 11217046105 - 2¹ = 11217046103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11217046103) 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, 1121704606 + ... + 1121704615.

It is an arithmetic number, because the mean of its divisors is an integer number (3365113833).

Almost surely, 2^11217046105 is an apocalyptic number.

It is an amenable number.

11217046105 is a deficient number, since it is larger than the sum of its proper divisors (2243409227).

11217046105 is an equidigital number, since it uses as much as digits as its factorization.

11217046105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243409226.

The product of its (nonzero) digits is 1680, while the sum is 28.

The spelling of 11217046105 in words is "eleven billion, two hundred seventeen million, forty-six thousand, one hundred five".