11242216722 has 96 divisors (see below), whose sum is σ = 26415740736. Its totient is φ = 3175997440.

The previous prime is 11242216703. The next prime is 11242216729. The reversal of 11242216722 is 22761224211.

It is a self number, because there is not a number n which added to its sum of digits gives 11242216722.

It is not an unprimeable number, because it can be changed into a prime (11242216729) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1316338 + ... + 1324850.

It is an arithmetic number, because the mean of its divisors is an integer number (275163966).

Almost surely, 2^11242216722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11242216722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13207870368).

11242216722 is an abundant number, since it is smaller than the sum of its proper divisors (15173524014).

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

11242216722 is a wasteful number, since it uses less digits than its factorization.

11242216722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8664 (or 8653 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The spelling of 11242216722 in words is "eleven billion, two hundred forty-two million, two hundred sixteen thousand, seven hundred twenty-two".