41043220013 has 4 divisors (see below), whose sum is σ = 41356527168. Its totient is φ = 40729912860.

The previous prime is 41043219923. The next prime is 41043220019. The reversal of 41043220013 is 31002234014.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41043220013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41043220019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156653381 + ... + 156653642.

It is an arithmetic number, because the mean of its divisors is an integer number (10339131792).

Almost surely, 2^41043220013 is an apocalyptic number.

It is an amenable number.

41043220013 is a deficient number, since it is larger than the sum of its proper divisors (313307155).

41043220013 is a wasteful number, since it uses less digits than its factorization.

41043220013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313307154.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 41043220013 its reverse (31002234014), we get a palindrome (72045454027).

The spelling of 41043220013 in words is "forty-one billion, forty-three million, two hundred twenty thousand, thirteen".