41123021221 has 8 divisors (see below), whose sum is σ = 41630478624. Its totient is φ = 40615849680.

The previous prime is 41123021209. The next prime is 41123021287. The reversal of 41123021221 is 12212032114.

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 41123021221 - 2¹¹ = 41123019173 is a prime.

It is a super-2 number, since 2×41123021221² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41123091221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225586 + ... + 364876.

It is an arithmetic number, because the mean of its divisors is an integer number (5203809828).

Almost surely, 2^41123021221 is an apocalyptic number.

It is an amenable number.

41123021221 is a deficient number, since it is larger than the sum of its proper divisors (507457403).

41123021221 is a wasteful number, since it uses less digits than its factorization.

41123021221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142931.

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

Adding to 41123021221 its reverse (12212032114), we get a palindrome (53335053335).

The spelling of 41123021221 in words is "forty-one billion, one hundred twenty-three million, twenty-one thousand, two hundred twenty-one".