11012642056205 has 16 divisors (see below), whose sum is σ = 13223701964208. Its totient is φ = 8804427840000.

The previous prime is 11012642056189. The next prime is 11012642056223. The reversal of 11012642056205 is 50265024621011.

It can be written as a sum of positive squares in 8 ways, for example, as 967716843076 + 10044925213129 = 983726^2 + 3169373^2 .

It is not a de Polignac number, because 11012642056205 - 2⁴ = 11012642056189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48572105 + ... + 48798305.

It is an arithmetic number, because the mean of its divisors is an integer number (826481372763).

Almost surely, 2^{11012642056205} is an apocalyptic number.

It is an amenable number.

11012642056205 is a deficient number, since it is larger than the sum of its proper divisors (2211059908003).

11012642056205 is a wasteful number, since it uses less digits than its factorization.

11012642056205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232448.

The product of its (nonzero) digits is 28800, while the sum is 35.

Adding to 11012642056205 its reverse (50265024621011), we get a palindrome (61277666677216).

The spelling of 11012642056205 in words is "eleven trillion, twelve billion, six hundred forty-two million, fifty-six thousand, two hundred five".