11120406205 has 16 divisors (see below), whose sum is σ = 13666780080. Its totient is φ = 8683204608.

The previous prime is 11120406109. The next prime is 11120406223. The reversal of 11120406205 is 50260402111.

It can be written as a sum of positive squares in 8 ways, for example, as 71453209 + 11048952996 = 8453^2 + 105114^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120406205 - 2⁹ = 11120405693 is a prime.

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, 57570 + ... + 159859.

It is an arithmetic number, because the mean of its divisors is an integer number (854173755).

Almost surely, 2^11120406205 is an apocalyptic number.

It is an amenable number.

11120406205 is a deficient number, since it is larger than the sum of its proper divisors (2546373875).

11120406205 is a wasteful number, since it uses less digits than its factorization.

11120406205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217680.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 11120406205 its reverse (50260402111), we get a palindrome (61380808316).

The spelling of 11120406205 in words is "eleven billion, one hundred twenty million, four hundred six thousand, two hundred five".