11323333220 has 24 divisors (see below), whose sum is σ = 23784284664. Its totient is φ = 4528326656.

The previous prime is 11323333213. The next prime is 11323333249. The reversal of 11323333220 is 2233332311.

It can be written as a sum of positive squares in 4 ways, for example, as 1827220516 + 9496112704 = 42746^2 + 97448^2 .

It is a super-2 number, since 2×11323333220² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32882 + ... + 154038.

It is an arithmetic number, because the mean of its divisors is an integer number (991011861).

Almost surely, 2^11323333220 is an apocalyptic number.

11323333220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11323333220 is an abundant number, since it is smaller than the sum of its proper divisors (12460951444).

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

11323333220 is a wasteful number, since it uses less digits than its factorization.

11323333220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125839 (or 125837 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 11323333220 its reverse (2233332311), we get a palindrome (13556665531).

Subtracting from 11323333220 its reverse (2233332311), we obtain a palindrome (9090000909).

The spelling of 11323333220 in words is "eleven billion, three hundred twenty-three million, three hundred thirty-three thousand, two hundred twenty".