41013221221 has 8 divisors (see below), whose sum is σ = 47465573120. Its totient is φ = 34709199408.

The previous prime is 41013221209. The next prime is 41013221251. The reversal of 41013221221 is 12212231014.

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 41013221221 - 2⁵ = 41013221189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41013221251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37081926 + ... + 37083031.

It is an arithmetic number, because the mean of its divisors is an integer number (5933196640).

Almost surely, 2^41013221221 is an apocalyptic number.

It is an amenable number.

41013221221 is a deficient number, since it is larger than the sum of its proper divisors (6452351899).

41013221221 is an equidigital number, since it uses as much as digits as its factorization.

41013221221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74165043.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 41013221221 its reverse (12212231014), we get a palindrome (53225452235).

The spelling of 41013221221 in words is "forty-one billion, thirteen million, two hundred twenty-one thousand, two hundred twenty-one".