11333413044421 has 4 divisors (see below), whose sum is σ = 12205214047852. Its totient is φ = 10461612040992.

The previous prime is 11333413044413. The next prime is 11333413044431. The reversal of 11333413044421 is 12444031433311.

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 453218436225 + 10880194608196 = 673215^2 + 3298514^2 .

It is a cyclic number.

It is not a de Polignac number, because 11333413044421 - 2³ = 11333413044413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11333413044431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435900501696 + ... + 435900501721.

It is an arithmetic number, because the mean of its divisors is an integer number (3051303511963).

Almost surely, 2^{11333413044421} is an apocalyptic number.

It is an amenable number.

11333413044421 is a deficient number, since it is larger than the sum of its proper divisors (871801003431).

11333413044421 is an equidigital number, since it uses as much as digits as its factorization.

11333413044421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871801003430.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 11333413044421 its reverse (12444031433311), we get a palindrome (23777444477732).

The spelling of 11333413044421 in words is "eleven trillion, three hundred thirty-three billion, four hundred thirteen million, forty-four thousand, four hundred twenty-one".