40221984222 has 144 divisors (see below), whose sum is σ = 108336458880. Its totient is φ = 10535352480.

The previous prime is 40221984211. The next prime is 40221984259. The reversal of 40221984222 is 22248912204.

40221984222 is a `hidden beast` number, since 4 + 0 + 221 + 9 + 8 + 422 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2291893 + ... + 2309375.

It is an arithmetic number, because the mean of its divisors is an integer number (752336520).

Almost surely, 2^40221984222 is an apocalyptic number.

40221984222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 40221984222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54168229440).

40221984222 is an abundant number, since it is smaller than the sum of its proper divisors (68114474658).

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

40221984222 is a wasteful number, since it uses less digits than its factorization.

40221984222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17579 (or 17545 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The spelling of 40221984222 in words is "forty billion, two hundred twenty-one million, nine hundred eighty-four thousand, two hundred twenty-two".