222345341346641 has 8 divisors (see below), whose sum is σ = 235569713203944. Its totient is φ = 209137106615040.

The previous prime is 222345341346637. The next prime is 222345341346643. The reversal of 222345341346641 is 146643143543222.

It can be written as a sum of positive squares in 4 ways, for example, as 97012748745025 + 125332592601616 = 9849505^2 + 11195204^2 .

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 222345341346641 - 2² = 222345341346637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222345341346641.

It is not an unprimeable number, because it can be changed into a prime (222345341346643) 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, 4034253050 + ... + 4034308163.

It is an arithmetic number, because the mean of its divisors is an integer number (29446214150493).

Almost surely, 2^{222345341346641} is an apocalyptic number.

It is an amenable number.

222345341346641 is a deficient number, since it is larger than the sum of its proper divisors (13224371857303).

222345341346641 is a wasteful number, since it uses less digits than its factorization.

222345341346641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8068562851.

The product of its digits is 9953280, while the sum is 50.

Adding to 222345341346641 its reverse (146643143543222), we get a palindrome (368988484889863).

The spelling of 222345341346641 in words is "two hundred twenty-two trillion, three hundred forty-five billion, three hundred forty-one million, three hundred forty-six thousand, six hundred forty-one".