41330002121 has 4 divisors (see below), whose sum is σ = 41330452932. Its totient is φ = 41329551312.

The previous prime is 41330002061. The next prime is 41330002151. The reversal of 41330002121 is 12120003314.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 35773939600 + 5556062521 = 189140^2 + 74539^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41330002121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 41330002121.

It is not an unprimeable number, because it can be changed into a prime (41330002151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33326 + ... + 289431.

It is an arithmetic number, because the mean of its divisors is an integer number (10332613233).

Almost surely, 2^41330002121 is an apocalyptic number.

It is an amenable number.

41330002121 is a deficient number, since it is larger than the sum of its proper divisors (450811).

41330002121 is a wasteful number, since it uses less digits than its factorization.

41330002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450810.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 41330002121 its reverse (12120003314), we get a palindrome (53450005435).

The spelling of 41330002121 in words is "forty-one billion, three hundred thirty million, two thousand, one hundred twenty-one".