41111011221 has 24 divisors (see below), whose sum is σ = 64967124384. Its totient is φ = 23048756640.

The previous prime is 41111011199. The next prime is 41111011273. The reversal of 41111011221 is 12211011114.

It is a happy number.

41111011221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41111011221 - 2⁶ = 41111011157 is a prime.

It is a super-2 number, since 2×41111011221² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 41111011221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41111011421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2630575 + ... + 2646156.

It is an arithmetic number, because the mean of its divisors is an integer number (2706963516).

Almost surely, 2^41111011221 is an apocalyptic number.

It is an amenable number.

41111011221 is a deficient number, since it is larger than the sum of its proper divisors (23856113163).

41111011221 is a wasteful number, since it uses less digits than its factorization.

41111011221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5276801 (or 5276794 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 41111011221 its reverse (12211011114), we get a palindrome (53322022335).

The spelling of 41111011221 in words is "forty-one billion, one hundred eleven million, eleven thousand, two hundred twenty-one".