11123300321 has 64 divisors (see below), whose sum is σ = 14037504000. Its totient is φ = 8783365248.

The previous prime is 11123300299. The next prime is 11123300327. The reversal of 11123300321 is 12300332111.

It is not a de Polignac number, because 11123300321 - 2⁶ = 11123300257 is a prime.

11123300321 is a modest number, since divided by 300321 gives 11123 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 11123300321.

It is not an unprimeable number, because it can be changed into a prime (11123300327) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49001210 + ... + 49001436.

It is an arithmetic number, because the mean of its divisors is an integer number (219336000).

Almost surely, 2^11123300321 is an apocalyptic number.

It is an amenable number.

11123300321 is a deficient number, since it is larger than the sum of its proper divisors (2914203679).

11123300321 is a wasteful number, since it uses less digits than its factorization.

11123300321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443 (or 429 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11123300321 its reverse (12300332111), we get a palindrome (23423632432).

The spelling of 11123300321 in words is "eleven billion, one hundred twenty-three million, three hundred thousand, three hundred twenty-one".