11441211543011 has 4 divisors (see below), whose sum is σ = 11441307043752. Its totient is φ = 11441116042272.

The previous prime is 11441211542977. The next prime is 11441211543119. The reversal of 11441211543011 is 11034511214411.

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

It is a cyclic number.

It is not a de Polignac number, because 11441211543011 - 2³⁰ = 11440137801187 is a prime.

It is a super-2 number, since 2×11441211543011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11441211543911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47570441 + ... + 47810346.

It is an arithmetic number, because the mean of its divisors is an integer number (2860326760938).

Almost surely, 2^{11441211543011} is an apocalyptic number.

11441211543011 is a deficient number, since it is larger than the sum of its proper divisors (95500741).

11441211543011 is an equidigital number, since it uses as much as digits as its factorization.

11441211543011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95500740.

The product of its (nonzero) digits is 1920, while the sum is 29.

Adding to 11441211543011 its reverse (11034511214411), we get a palindrome (22475722757422).

The spelling of 11441211543011 in words is "eleven trillion, four hundred forty-one billion, two hundred eleven million, five hundred forty-three thousand, eleven".