11200321321 has 16 divisors (see below), whose sum is σ = 12881319040. Its totient is φ = 9539752320.

The previous prime is 11200321309. The next prime is 11200321337. The reversal of 11200321321 is 12312300211.

It is not a de Polignac number, because 11200321321 - 2⁹ = 11200320809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11200321295 and 11200321304.

It is not an unprimeable number, because it can be changed into a prime (11200381321) 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 15 ways as a sum of consecutive naturals, for example, 727261 + ... + 742501.

It is an arithmetic number, because the mean of its divisors is an integer number (805082440).

Almost surely, 2^11200321321 is an apocalyptic number.

It is an amenable number.

11200321321 is a deficient number, since it is larger than the sum of its proper divisors (1680997719).

11200321321 is a wasteful number, since it uses less digits than its factorization.

11200321321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15904.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 11200321321 its reverse (12312300211), we get a palindrome (23512621532).

The spelling of 11200321321 in words is "eleven billion, two hundred million, three hundred twenty-one thousand, three hundred twenty-one".