11011055530 has 32 divisors (see below), whose sum is σ = 21003449040. Its totient is φ = 4148820480.

The previous prime is 11011055513. The next prime is 11011055569. The reversal of 11011055530 is 3555011011.

It can be written as a sum of positive squares in 8 ways, for example, as 231009601 + 10780045929 = 15199^2 + 103827^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451149 + ... + 474928.

Almost surely, 2^11011055530 is an apocalyptic number.

11011055530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11011055530 is a deficient number, since it is larger than the sum of its proper divisors (9992393510).

11011055530 is a wasteful number, since it uses less digits than its factorization.

11011055530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926154.

The product of its (nonzero) digits is 375, while the sum is 22.

Adding to 11011055530 its reverse (3555011011), we get a palindrome (14566066541).

The spelling of 11011055530 in words is "eleven billion, eleven million, fifty-five thousand, five hundred thirty".