11011330331020 has 24 divisors (see below), whose sum is σ = 23748761093904. Its totient is φ = 4285490723136.

The previous prime is 11011330331009. The next prime is 11011330331051. The reversal of 11011330331020 is 2013303311011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7440087322 + ... + 7440088801.

It is an arithmetic number, because the mean of its divisors is an integer number (989531712246).

Almost surely, 2^{11011330331020} is an apocalyptic number.

11011330331020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11011330331020 is an abundant number, since it is smaller than the sum of its proper divisors (12737430762884).

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

11011330331020 is a wasteful number, since it uses less digits than its factorization.

11011330331020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14880176169 (or 14880176167 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 11011330331020 its reverse (2013303311011), we get a palindrome (13024633642031).

The spelling of 11011330331020 in words is "eleven trillion, eleven billion, three hundred thirty million, three hundred thirty-one thousand, twenty".