11444103331211 has 4 divisors (see below), whose sum is σ = 11447299119024. Its totient is φ = 11440907543400.

The previous prime is 11444103331169. The next prime is 11444103331223. The reversal of 11444103331211 is 11213330144411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11444103331211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11444103330211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1597888535 + ... + 1597895696.

It is an arithmetic number, because the mean of its divisors is an integer number (2861824779756).

Almost surely, 2^{11444103331211} is an apocalyptic number.

11444103331211 is a deficient number, since it is larger than the sum of its proper divisors (3195787813).

11444103331211 is an equidigital number, since it uses as much as digits as its factorization.

11444103331211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195787812.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 11444103331211 its reverse (11213330144411), we get a palindrome (22657433475622).

The spelling of 11444103331211 in words is "eleven trillion, four hundred forty-four billion, one hundred three million, three hundred thirty-one thousand, two hundred eleven".