11241663220 has 48 divisors (see below), whose sum is σ = 23721057360. Its totient is φ = 4475085824.

The previous prime is 11241663203. The next prime is 11241663227. The reversal of 11241663220 is 2236614211.

11241663220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 845413776 + 10396249444 = 29076^2 + 101962^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11241663227) 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, 5432346 + ... + 5434414.

It is an arithmetic number, because the mean of its divisors is an integer number (494188695).

Almost surely, 2^11241663220 is an apocalyptic number.

11241663220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11241663220 is an abundant number, since it is smaller than the sum of its proper divisors (12479394140).

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

11241663220 is a wasteful number, since it uses less digits than its factorization.

11241663220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3252 (or 3250 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 11241663220 in words is "eleven billion, two hundred forty-one million, six hundred sixty-three thousand, two hundred twenty".