41221201 has 12 divisors (see below), whose sum is σ = 48140148. Its totient is φ = 35193312.

The previous prime is 41221183. The next prime is 41221207. The reversal of 41221201 is 10212214.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21150801 + 20070400 = 4599^2 + 4480^2 .

It is a de Polignac number, because none of the positive numbers 2^k-41221201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (41221207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12055 + ... + 15091.

It is an arithmetic number, because the mean of its divisors is an integer number (4011679).

Almost surely, 2^41221201 is an apocalyptic number.

It is an amenable number.

41221201 is a deficient number, since it is larger than the sum of its proper divisors (6918947).

41221201 is a wasteful number, since it uses less digits than its factorization.

41221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328 (or 3321 counting only the distinct ones).

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

The square root of 41221201 is about 6420.3738987694. The cubic root of 41221201 is about 345.4407333750.

Adding to 41221201 its reverse (10212214), we get a palindrome (51433415).

The spelling of 41221201 in words is "forty-one million, two hundred twenty-one thousand, two hundred one".