11332311220 has 96 divisors (see below), whose sum is σ = 24553821600. Its totient is φ = 4391976960.

The previous prime is 11332311187. The next prime is 11332311239. The reversal of 11332311220 is 2211323311.

11332311220 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 16 ways, for example, as 8678412964 + 2653898256 = 93158^2 + 51516^2 .

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 24581790 + ... + 24582250.

It is an arithmetic number, because the mean of its divisors is an integer number (255768975).

Almost surely, 2^11332311220 is an apocalyptic number.

11332311220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11332311220 is an abundant number, since it is smaller than the sum of its proper divisors (13221510380).

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

11332311220 is a wasteful number, since it uses less digits than its factorization.

11332311220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805 (or 803 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 11332311220 its reverse (2211323311), we get a palindrome (13543634531).

The spelling of 11332311220 in words is "eleven billion, three hundred thirty-two million, three hundred eleven thousand, two hundred twenty".