11344313220 has 96 divisors (see below), whose sum is σ = 32651555328. Its totient is φ = 2940774912.

The previous prime is 11344313203. The next prime is 11344313237. The reversal of 11344313220 is 2231344311.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11344313203) and next prime (11344313237).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4578622 + ... + 4581098.

It is an arithmetic number, because the mean of its divisors is an integer number (340120368).

Almost surely, 2^11344313220 is an apocalyptic number.

11344313220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11344313220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16325777664).

11344313220 is an abundant number, since it is smaller than the sum of its proper divisors (21307242108).

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

11344313220 is a wasteful number, since it uses less digits than its factorization.

11344313220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4589 (or 4587 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11344313220 its reverse (2231344311), we get a palindrome (13575657531).

The spelling of 11344313220 in words is "eleven billion, three hundred forty-four million, three hundred thirteen thousand, two hundred twenty".