22241102453440 has 448 divisors, whose sum is σ = 64161747216000. Its totient is φ = 7260801859584.

The previous prime is 22241102453429. The next prime is 22241102453519. The reversal of 22241102453440 is 4435420114222.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 22241102453396 and 22241102453405.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75736011 + ... + 76029109.

It is an arithmetic number, because the mean of its divisors is an integer number (143218185750).

Almost surely, 2^{22241102453440} is an apocalyptic number.

22241102453440 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 22241102453440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32080873608000).

22241102453440 is an abundant number, since it is smaller than the sum of its proper divisors (41920644762560).

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

22241102453440 is a wasteful number, since it uses less digits than its factorization.

22241102453440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293212 (or 293202 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 22241102453440 its reverse (4435420114222), we get a palindrome (26676522567662).

The spelling of 22241102453440 in words is "twenty-two trillion, two hundred forty-one billion, one hundred two million, four hundred fifty-three thousand, four hundred forty".