41443121213 has 8 divisors (see below), whose sum is σ = 44633965656. Its totient is φ = 38252692800.

The previous prime is 41443121207. The next prime is 41443121219. The reversal of 41443121213 is 31212134414.

It is an interprime number because it is at equal distance from previous prime (41443121207) and next prime (41443121219).

It can be written as a sum of positive squares in 4 ways, for example, as 8826038809 + 32617082404 = 93947^2 + 180602^2 .

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 41443121213 - 2¹⁸ = 41442859069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41443121219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 120923 + ... + 312263.

It is an arithmetic number, because the mean of its divisors is an integer number (5579245707).

Almost surely, 2^41443121213 is an apocalyptic number.

It is an amenable number.

41443121213 is a deficient number, since it is larger than the sum of its proper divisors (3190844443).

41443121213 is a wasteful number, since it uses less digits than its factorization.

41443121213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208015.

The product of its digits is 2304, while the sum is 26.

Adding to 41443121213 its reverse (31212134414), we get a palindrome (72655255627).

The spelling of 41443121213 in words is "forty-one billion, four hundred forty-three million, one hundred twenty-one thousand, two hundred thirteen".