22004112012240 has 160 divisors (see below), whose sum is σ = 69044616861696. Its totient is φ = 5796225077760.

The previous prime is 22004112012167. The next prime is 22004112012343. The reversal of 22004112012240 is 4221021140022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143486805 + ... + 143640075.

Almost surely, 2^{22004112012240} is an apocalyptic number.

22004112012240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22004112012240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34522308430848).

22004112012240 is an abundant number, since it is smaller than the sum of its proper divisors (47040504849456).

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

22004112012240 is a wasteful number, since it uses less digits than its factorization.

22004112012240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160577 (or 160571 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22004112012240 its reverse (4221021140022), we get a palindrome (26225133152262).

The spelling of 22004112012240 in words is "twenty-two trillion, four billion, one hundred twelve million, twelve thousand, two hundred forty".