11045322321 has 16 divisors (see below), whose sum is σ = 16093795008. Its totient is φ = 6682521600.

The previous prime is 11045322313. The next prime is 11045322341. The reversal of 11045322321 is 12322354011.

It is not a de Polignac number, because 11045322321 - 2³ = 11045322313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11045322291 and 11045322300.

It is not an unprimeable number, because it can be changed into a prime (11045322311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271000 + ... + 309081.

It is an arithmetic number, because the mean of its divisors is an integer number (1005862188).

Almost surely, 2^11045322321 is an apocalyptic number.

11045322321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11045322321 is a deficient number, since it is larger than the sum of its proper divisors (5048472687).

11045322321 is a wasteful number, since it uses less digits than its factorization.

11045322321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580672.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 11045322321 its reverse (12322354011), we get a palindrome (23367676332).

The spelling of 11045322321 in words is "eleven billion, forty-five million, three hundred twenty-two thousand, three hundred twenty-one".