11018231328 has 384 divisors, whose sum is σ = 34749388800. Its totient is φ = 3024248832.

The previous prime is 11018231317. The next prime is 11018231363. The reversal of 11018231328 is 82313281011.

It is a junction number, because it is equal to n+sod(n) for n = 11018231295 and 11018231304.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48538351 + ... + 48538577.

It is an arithmetic number, because the mean of its divisors is an integer number (90493200).

Almost surely, 2^11018231328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11018231328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17374694400).

11018231328 is an abundant number, since it is smaller than the sum of its proper divisors (23731157472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11018231328 is a wasteful number, since it uses less digits than its factorization.

11018231328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 11018231328 in words is "eleven billion, eighteen million, two hundred thirty-one thousand, three hundred twenty-eight".