11043316144321 has 4 divisors (see below), whose sum is σ = 11070316917700. Its totient is φ = 11016315370944.

The previous prime is 11043316144313. The next prime is 11043316144351. The reversal of 11043316144321 is 12344161334011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5411764742400 + 5631551401921 = 2326320^2 + 2373089^2 .

It is a cyclic number.

It is not a de Polignac number, because 11043316144321 - 2³ = 11043316144313 is a prime.

It is a super-4 number, since 4×11043316144321⁴ (a number of 53 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11043316144351) 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, 13500386076 + ... + 13500386893.

It is an arithmetic number, because the mean of its divisors is an integer number (2767579229425).

Almost surely, 2^{11043316144321} is an apocalyptic number.

It is an amenable number.

11043316144321 is a deficient number, since it is larger than the sum of its proper divisors (27000773379).

11043316144321 is an equidigital number, since it uses as much as digits as its factorization.

11043316144321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27000773378.

The product of its (nonzero) digits is 20736, while the sum is 34.

Adding to 11043316144321 its reverse (12344161334011), we get a palindrome (23387477478332).

The spelling of 11043316144321 in words is "eleven trillion, forty-three billion, three hundred sixteen million, one hundred forty-four thousand, three hundred twenty-one".