22212240520441 has 8 divisors (see below), whose sum is σ = 22230368269704. Its totient is φ = 22194119425920.

The previous prime is 22212240520429. The next prime is 22212240520489. The reversal of 22212240520441 is 14402504221222.

It can be written as a sum of positive squares in 4 ways, for example, as 2352481088400 + 19859759432041 = 1533780^2 + 4456429^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22212240520441 - 2⁷ = 22212240520313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212240520541) 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 7 ways as a sum of consecutive naturals, for example, 5025615 + ... + 8347531.

It is an arithmetic number, because the mean of its divisors is an integer number (2778796033713).

Almost surely, 2^{22212240520441} is an apocalyptic number.

It is an amenable number.

22212240520441 is a deficient number, since it is larger than the sum of its proper divisors (18127749263).

22212240520441 is a wasteful number, since it uses less digits than its factorization.

22212240520441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3327371.

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 22212240520441 its reverse (14402504221222), we get a palindrome (36614744741663).

The spelling of 22212240520441 in words is "twenty-two trillion, two hundred twelve billion, two hundred forty million, five hundred twenty thousand, four hundred forty-one".