11722494222 has 24 divisors (see below), whose sum is σ = 25507754064. Its totient is φ = 3890726304.

The previous prime is 11722494221. The next prime is 11722494241. The reversal of 11722494222 is 22249422711.

11722494222 is a `hidden beast` number, since 1 + 1 + 7 + 224 + 9 + 422 + 2 = 666.

11722494222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11722494221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1393338 + ... + 1401725.

It is an arithmetic number, because the mean of its divisors is an integer number (1062823086).

Almost surely, 2^11722494222 is an apocalyptic number.

11722494222 is an abundant number, since it is smaller than the sum of its proper divisors (13785259842).

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

11722494222 is a wasteful number, since it uses less digits than its factorization.

11722494222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795304 (or 2795301 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The spelling of 11722494222 in words is "eleven billion, seven hundred twenty-two million, four hundred ninety-four thousand, two hundred twenty-two".