11043512330211 has 8 divisors (see below), whose sum is σ = 16360759007760. Its totient is φ = 7362341553456.

The previous prime is 11043512330183. The next prime is 11043512330231. The reversal of 11043512330211 is 11203321534011.

11043512330211 is a `hidden beast` number, since 1 + 1 + 0 + 4 + 351 + 2 + 3 + 302 + 1 + 1 = 666.

It is not a de Polignac number, because 11043512330211 - 2¹⁵ = 11043512297443 is a prime.

It is a super-2 number, since 2×11043512330211² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 409018975193 = 11043512330211 / (1 + 1 + 0 + 4 + 3 + 5 + 1 + 2 + 3 + 3 + 0 + 2 + 1 + 1).

It is not an unprimeable number, because it can be changed into a prime (11043512330231) 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 7 ways as a sum of consecutive naturals, for example, 204509487570 + ... + 204509487623.

It is an arithmetic number, because the mean of its divisors is an integer number (2045094875970).

Almost surely, 2^{11043512330211} is an apocalyptic number.

11043512330211 is a deficient number, since it is larger than the sum of its proper divisors (5317246677549).

11043512330211 is an equidigital number, since it uses as much as digits as its factorization.

11043512330211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409018975202 (or 409018975196 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 11043512330211 its reverse (11203321534011), we get a palindrome (22246833864222).

The spelling of 11043512330211 in words is "eleven trillion, forty-three billion, five hundred twelve million, three hundred thirty thousand, two hundred eleven".