11333313220 has 24 divisors (see below), whose sum is σ = 24190123608. Its totient is φ = 4459008000.

The previous prime is 11333313163. The next prime is 11333313223. The reversal of 11333313220 is 2231333311.

It can be written as a sum of positive squares in 4 ways, for example, as 706177476 + 10627135744 = 26574^2 + 103088^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11333313191 and 11333313200.

It is not an unprimeable number, because it can be changed into a prime (11333313223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4643581 + ... + 4646020.

It is an arithmetic number, because the mean of its divisors is an integer number (1007921817).

Almost surely, 2^11333313220 is an apocalyptic number.

11333313220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11333313220 is an abundant number, since it is smaller than the sum of its proper divisors (12856810388).

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

11333313220 is a wasteful number, since it uses less digits than its factorization.

11333313220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9289671 (or 9289669 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 11333313220 its reverse (2231333311), we get a palindrome (13564646531).

The spelling of 11333313220 in words is "eleven billion, three hundred thirty-three million, three hundred thirteen thousand, two hundred twenty".