11243555534211 has 128 divisors (see below), whose sum is σ = 20787856588800. Its totient is φ = 5216483151360.

The previous prime is 11243555534179. The next prime is 11243555534273.

11243555534211 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11243555534211 - 2⁵ = 11243555534179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11243555534291) 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 127 ways as a sum of consecutive naturals, for example, 19606210 + ... + 20171528.

It is an arithmetic number, because the mean of its divisors is an integer number (162405129600).

Almost surely, 2^{11243555534211} is an apocalyptic number.

11243555534211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11243555534211 is a deficient number, since it is larger than the sum of its proper divisors (9544301054589).

11243555534211 is a wasteful number, since it uses less digits than its factorization.

11243555534211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565569.

The product of its digits is 360000, while the sum is 42.

It can be divided in two parts, 1124355 and 5534211, that added together give a palindrome (6658566).

The spelling of 11243555534211 in words is "eleven trillion, two hundred forty-three billion, five hundred fifty-five million, five hundred thirty-four thousand, two hundred eleven".