11321000002203 has 16 divisors (see below), whose sum is σ = 15304333193376. Its totient is φ = 7442539130880.

The previous prime is 11321000002189. The next prime is 11321000002241. The reversal of 11321000002203 is 30220000012311.

It is not a de Polignac number, because 11321000002203 - 2¹⁶ = 11320999936667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11321000002703) 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, 3719518 + ... + 6039603.

It is an arithmetic number, because the mean of its divisors is an integer number (956520824586).

Almost surely, 2^{11321000002203} is an apocalyptic number.

11321000002203 is a deficient number, since it is larger than the sum of its proper divisors (3983333191173).

11321000002203 is an equidigital number, since it uses as much as digits as its factorization.

11321000002203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9764494.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11321000002203 its reverse (30220000012311), we get a palindrome (41541000014514).

The spelling of 11321000002203 in words is "eleven trillion, three hundred twenty-one billion, two thousand, two hundred three".