11012130220 has 48 divisors (see below), whose sum is σ = 28462125888. Its totient is φ = 3485157120.

The previous prime is 11012130211. The next prime is 11012130223. The reversal of 11012130220 is 2203121011.

11012130220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 11012130220.

It is not an unprimeable number, because it can be changed into a prime (11012130223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3023491 + ... + 3027130.

It is an arithmetic number, because the mean of its divisors is an integer number (592960956).

Almost surely, 2^11012130220 is an apocalyptic number.

11012130220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11012130220 is an abundant number, since it is smaller than the sum of its proper divisors (17449995668).

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

11012130220 is a wasteful number, since it uses less digits than its factorization.

11012130220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6050650 (or 6050648 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11012130220 its reverse (2203121011), we get a palindrome (13215251231).

The spelling of 11012130220 in words is "eleven billion, twelve million, one hundred thirty thousand, two hundred twenty".