11220535344 has 80 divisors (see below), whose sum is σ = 30004809728. Its totient is φ = 3610365696.

The previous prime is 11220535327. The next prime is 11220535357. The reversal of 11220535344 is 44353502211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200679 + ... + 250425.

Almost surely, 2^11220535344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11220535344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15002404864).

11220535344 is an abundant number, since it is smaller than the sum of its proper divisors (18784274384).

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

11220535344 is a wasteful number, since it uses less digits than its factorization.

11220535344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49922 (or 49916 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 11220535344 in words is "eleven billion, two hundred twenty million, five hundred thirty-five thousand, three hundred forty-four".