41221133605 has 8 divisors (see below), whose sum is σ = 52375087512. Its totient is φ = 31037088768.

The previous prime is 41221133581. The next prime is 41221133617. The reversal of 41221133605 is 50633112214.

It can be written as a sum of positive squares in 4 ways, for example, as 21634291396 + 19586842209 = 147086^2 + 139953^2 .

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

It is not a de Polignac number, because 41221133605 - 2⁷ = 41221133477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242477172 + ... + 242477341.

It is an arithmetic number, because the mean of its divisors is an integer number (6546885939).

Almost surely, 2^41221133605 is an apocalyptic number.

It is an amenable number.

41221133605 is a deficient number, since it is larger than the sum of its proper divisors (11153953907).

41221133605 is a wasteful number, since it uses less digits than its factorization.

41221133605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484954535.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 41221133605 its reverse (50633112214), we get a palindrome (91854245819).

The spelling of 41221133605 in words is "forty-one billion, two hundred twenty-one million, one hundred thirty-three thousand, six hundred five".