41302121221 has 16 divisors (see below), whose sum is σ = 43730165248. Its totient is φ = 38947003200.

The previous prime is 41302121213. The next prime is 41302121303. The reversal of 41302121221 is 12212120314.

41302121221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 41302121221 - 2³ = 41302121213 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 (41302127221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 524395 + ... + 597991.

It is an arithmetic number, because the mean of its divisors is an integer number (2733135328).

Almost surely, 2^41302121221 is an apocalyptic number.

It is an amenable number.

41302121221 is a deficient number, since it is larger than the sum of its proper divisors (2428044027).

41302121221 is a wasteful number, since it uses less digits than its factorization.

41302121221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74092.

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

Adding to 41302121221 its reverse (12212120314), we get a palindrome (53514241535).

The spelling of 41302121221 in words is "forty-one billion, three hundred two million, one hundred twenty-one thousand, two hundred twenty-one".