22240440205241 has 4 divisors (see below), whose sum is σ = 22242225594612. Its totient is φ = 22238654815872.

The previous prime is 22240440205229. The next prime is 22240440205259. The reversal of 22240440205241 is 14250204404222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11788894782016 + 10451545423225 = 3433496^2 + 3232885^2 .

It is a cyclic number.

It is not a de Polignac number, because 22240440205241 - 2¹⁸ = 22240439943097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22240440205198 and 22240440205207.

It is not an unprimeable number, because it can be changed into a prime (22240440205201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 892676000 + ... + 892700913.

It is an arithmetic number, because the mean of its divisors is an integer number (5560556398653).

Almost surely, 2^{22240440205241} is an apocalyptic number.

It is an amenable number.

22240440205241 is a deficient number, since it is larger than the sum of its proper divisors (1785389371).

22240440205241 is a wasteful number, since it uses less digits than its factorization.

22240440205241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785389370.

The product of its (nonzero) digits is 40960, while the sum is 32.

Adding to 22240440205241 its reverse (14250204404222), we get a palindrome (36490644609463).

The spelling of 22240440205241 in words is "twenty-two trillion, two hundred forty billion, four hundred forty million, two hundred five thousand, two hundred forty-one".