11201100120205 has 16 divisors (see below), whose sum is σ = 14237889234624. Its totient is φ = 8430271310080.

The previous prime is 11201100120193. The next prime is 11201100120241. The reversal of 11201100120205 is 50202100110211.

It is not a de Polignac number, because 11201100120205 - 2¹⁷ = 11201099989133 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, 27123487 + ... + 27533356.

It is an arithmetic number, because the mean of its divisors is an integer number (889868077164).

Almost surely, 2^{11201100120205} is an apocalyptic number.

It is an amenable number.

11201100120205 is a deficient number, since it is larger than the sum of its proper divisors (3036789114419).

11201100120205 is a wasteful number, since it uses less digits than its factorization.

11201100120205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54659276.

The product of its (nonzero) digits is 40, while the sum is 16.

Adding to 11201100120205 its reverse (50202100110211), we get a palindrome (61403200230416).

The spelling of 11201100120205 in words is "eleven trillion, two hundred one billion, one hundred million, one hundred twenty thousand, two hundred five".