22240322304222 has 64 divisors (see below), whose sum is σ = 49866790176000. Its totient is φ = 6553266612480.

The previous prime is 22240322304199. The next prime is 22240322304223.

It is a happy number.

22240322304222 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 22240322304222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22240322304223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1099029 + ... + 6759327.

It is an arithmetic number, because the mean of its divisors is an integer number (779168596500).

Almost surely, 2^{22240322304222} is an apocalyptic number.

22240322304222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 22240322304222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24933395088000).

22240322304222 is an abundant number, since it is smaller than the sum of its proper divisors (27626467871778).

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

22240322304222 is a wasteful number, since it uses less digits than its factorization.

22240322304222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5661961.

The product of its (nonzero) digits is 36864, while the sum is 30.

It can be divided in two parts, 2224032 and 2304222, that added together give a palindrome (4528254).

The spelling of 22240322304222 in words is "twenty-two trillion, two hundred forty billion, three hundred twenty-two million, three hundred four thousand, two hundred twenty-two".