11323210220 has 48 divisors (see below), whose sum is σ = 27183636480. Its totient is φ = 3881110464.

The previous prime is 11323210211. The next prime is 11323210229. The reversal of 11323210220 is 2201232311.

It is an interprime number because it is at equal distance from previous prime (11323210211) and next prime (11323210229).

It is not an unprimeable number, because it can be changed into a prime (11323210229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572537 + ... + 591983.

It is an arithmetic number, because the mean of its divisors is an integer number (566325760).

Almost surely, 2^11323210220 is an apocalyptic number.

11323210220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11323210220 is an abundant number, since it is smaller than the sum of its proper divisors (15860426260).

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

11323210220 is a wasteful number, since it uses less digits than its factorization.

11323210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23622 (or 23620 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11323210220 its reverse (2201232311), we get a palindrome (13524442531).

The spelling of 11323210220 in words is "eleven billion, three hundred twenty-three million, two hundred ten thousand, two hundred twenty".