11021333130 has 96 divisors (see below), whose sum is σ = 29725684560. Its totient is φ = 2829818880.

The previous prime is 11021333117. The next prime is 11021333179. The reversal of 11021333130 is 3133312011.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2494103481 + 8527229649 = 49941^2 + 92343^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 967870 + ... + 979190.

Almost surely, 2^11021333130 is an apocalyptic number.

11021333130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11021333130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14862842280).

11021333130 is an abundant number, since it is smaller than the sum of its proper divisors (18704351430).

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

11021333130 is a wasteful number, since it uses less digits than its factorization.

11021333130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11736 (or 11733 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11021333130 its reverse (3133312011), we get a palindrome (14154645141).

The spelling of 11021333130 in words is "eleven billion, twenty-one million, three hundred thirty-three thousand, one hundred thirty".