11332123220 has 24 divisors (see below), whose sum is σ = 25960864608. Its totient is φ = 4120772000.

The previous prime is 11332123219. The next prime is 11332123247. The reversal of 11332123220 is 2232123311.

11332123220 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 (20).

It is a junction number, because it is equal to n+sod(n) for n = 11332123192 and 11332123201.

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 7 ways as a sum of consecutive naturals, for example, 25754606 + ... + 25755045.

It is an arithmetic number, because the mean of its divisors is an integer number (1081702692).

Almost surely, 2^11332123220 is an apocalyptic number.

11332123220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11332123220 is an abundant number, since it is smaller than the sum of its proper divisors (14628741388).

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

11332123220 is a wasteful number, since it uses less digits than its factorization.

11332123220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51509671 (or 51509669 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11332123220 its reverse (2232123311), we get a palindrome (13564246531).

Subtracting from 11332123220 its reverse (2232123311), we obtain a palindrome (9099999909).

The spelling of 11332123220 in words is "eleven billion, three hundred thirty-two million, one hundred twenty-three thousand, two hundred twenty".