22230244344440 has 48 divisors (see below), whose sum is σ = 54978517533240. Its totient is φ = 8083725214400.

The previous prime is 22230244344383. The next prime is 22230244344467. The reversal of 22230244344440 is 4444344203222.

It is a happy number.

It is a super-2 number, since 2×22230244344440² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22230244344394 and 22230244344403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2296508006 + ... + 2296517685.

Almost surely, 2^{22230244344440} is an apocalyptic number.

22230244344440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22230244344440 is an abundant number, since it is smaller than the sum of its proper divisors (32748273188800).

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

22230244344440 is a wasteful number, since it uses less digits than its factorization.

22230244344440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4593025724 (or 4593025709 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 38.

Adding to 22230244344440 its reverse (4444344203222), we get a palindrome (26674588547662).

The spelling of 22230244344440 in words is "twenty-two trillion, two hundred thirty billion, two hundred forty-four million, three hundred forty-four thousand, four hundred forty".