11211023140241 has 4 divisors (see below), whose sum is σ = 11211032734500. Its totient is φ = 11211013545984.

The previous prime is 11211023140153. The next prime is 11211023140309. The reversal of 11211023140241 is 14204132011211.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5107509600400 + 6103513539841 = 2259980^2 + 2470529^2 .

It is a cyclic number.

It is not a de Polignac number, because 11211023140241 - 2¹⁴ = 11211023123857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11211023110241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2754416 + ... + 5478033.

It is an arithmetic number, because the mean of its divisors is an integer number (2802758183625).

Almost surely, 2^{11211023140241} is an apocalyptic number.

It is an amenable number.

11211023140241 is a deficient number, since it is larger than the sum of its proper divisors (9594259).

11211023140241 is an equidigital number, since it uses as much as digits as its factorization.

11211023140241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9594258.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 11211023140241 its reverse (14204132011211), we get a palindrome (25415155151452).

The spelling of 11211023140241 in words is "eleven trillion, two hundred eleven billion, twenty-three million, one hundred forty thousand, two hundred forty-one".