22003323400244 has 12 divisors (see below), whose sum is σ = 38507536576068. Its totient is φ = 11001170092800.

The previous prime is 22003323400243. The next prime is 22003323400283. The reversal of 22003323400244 is 44200432330022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16982542096144 + 5020781304100 = 4120988^2 + 2240710^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22003323400243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122801117 + ... + 122980164.

It is an arithmetic number, because the mean of its divisors is an integer number (3208961381339).

Almost surely, 2^{22003323400244} is an apocalyptic number.

It is an amenable number.

22003323400244 is a deficient number, since it is larger than the sum of its proper divisors (16504213175824).

22003323400244 is a wasteful number, since it uses less digits than its factorization.

22003323400244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245803666 (or 245803664 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 22003323400244 its reverse (44200432330022), we get a palindrome (66203755730266).

The spelling of 22003323400244 in words is "twenty-two trillion, three billion, three hundred twenty-three million, four hundred thousand, two hundred forty-four".