11018281024 has 21 divisors (see below), whose sum is σ = 21866067901. Its totient is φ = 5508720640.

The previous prime is 11018281019. The next prime is 11018281037. The reversal of 11018281024 is 42018281011.

The square root of 11018281024 is 104968.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1554882624 + 9463398400 = 39432^2 + 97280^2 .

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11018280983 and 11018281001.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 833184 + ... + 846304.

Almost surely, 2^11018281024 is an apocalyptic number.

11018281024 is the 104968-th square number.

It is an amenable number.

11018281024 is a deficient number, since it is larger than the sum of its proper divisors (10847786877).

11018281024 is an frugal number, since it uses more digits than its factorization.

11018281024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26254 (or 13123 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 28.

Multiplying 11018281024 by its product of nonzero digits (1024), we get a square (11282719768576 = 3358976²).

The spelling of 11018281024 in words is "eleven billion, eighteen million, two hundred eighty-one thousand, twenty-four".