11241240205 has 16 divisors (see below), whose sum is σ = 14773368960. Its totient is φ = 8160522048.

The previous prime is 11241240203. The next prime is 11241240221. The reversal of 11241240205 is 50204214211.

It is a cyclic number.

It is not a de Polignac number, because 11241240205 - 2¹ = 11241240203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11241240203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1461777 + ... + 1469446.

It is an arithmetic number, because the mean of its divisors is an integer number (923335560).

Almost surely, 2^11241240205 is an apocalyptic number.

It is an amenable number.

11241240205 is a deficient number, since it is larger than the sum of its proper divisors (3532128755).

11241240205 is a wasteful number, since it uses less digits than its factorization.

11241240205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931300.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 11241240205 its reverse (50204214211), we get a palindrome (61445454416).

The spelling of 11241240205 in words is "eleven billion, two hundred forty-one million, two hundred forty thousand, two hundred five".