41001020221 has 8 divisors (see below), whose sum is σ = 46861429824. Its totient is φ = 35141390880.

The previous prime is 41001020209. The next prime is 41001020261. The reversal of 41001020221 is 12202010014.

It is a happy number.

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 41001020221 - 2¹⁵ = 41000987453 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 (41001020261) 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, 77755 + ... + 296728.

It is an arithmetic number, because the mean of its divisors is an integer number (5857678728).

Almost surely, 2^41001020221 is an apocalyptic number.

It is an amenable number.

41001020221 is a deficient number, since it is larger than the sum of its proper divisors (5860409603).

41001020221 is a wasteful number, since it uses less digits than its factorization.

41001020221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390131.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 41001020221 its reverse (12202010014), we get a palindrome (53203030235).

The spelling of 41001020221 in words is "forty-one billion, one million, twenty thousand, two hundred twenty-one".