11205235041 has 64 divisors (see below), whose sum is σ = 21239801856. Its totient is φ = 5057049600.

The previous prime is 11205235033. The next prime is 11205235051. The reversal of 11205235041 is 14053250211.

It is a happy number.

It is not a de Polignac number, because 11205235041 - 2³ = 11205235033 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11205235001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 58695 + ... + 160796.

It is an arithmetic number, because the mean of its divisors is an integer number (331871904).

Almost surely, 2^11205235041 is an apocalyptic number.

11205235041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11205235041 is a deficient number, since it is larger than the sum of its proper divisors (10034566815).

11205235041 is a wasteful number, since it uses less digits than its factorization.

11205235041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219542.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 11205235041 its reverse (14053250211), we get a palindrome (25258485252).

The spelling of 11205235041 in words is "eleven billion, two hundred five million, two hundred thirty-five thousand, forty-one".