11241431011 has 4 divisors (see below), whose sum is σ = 11431963800. Its totient is φ = 11050898224.

The previous prime is 11241431009. The next prime is 11241431023. The reversal of 11241431011 is 11013414211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11013414211 = 8387 ⋅1313153.

It is a cyclic number.

It is not a de Polignac number, because 11241431011 - 2¹ = 11241431009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11241431011.

It is not an unprimeable number, because it can be changed into a prime (11241431041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95266306 + ... + 95266423.

It is an arithmetic number, because the mean of its divisors is an integer number (2857990950).

Almost surely, 2^11241431011 is an apocalyptic number.

11241431011 is a deficient number, since it is larger than the sum of its proper divisors (190532789).

11241431011 is an equidigital number, since it uses as much as digits as its factorization.

11241431011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190532788.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11241431011 its reverse (11013414211), we get a palindrome (22254845222).

The spelling of 11241431011 in words is "eleven billion, two hundred forty-one million, four hundred thirty-one thousand, eleven".