2241040121 has 4 divisors (see below), whose sum is σ = 2338476672. Its totient is φ = 2143603572.

The previous prime is 2241040111. The next prime is 2241040157. The reversal of 2241040121 is 1210401422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2241040121 - 2⁶ = 2241040057 is a prime.

It is a super-3 number, since 3×2241040121³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2241040121.

It is not an unprimeable number, because it can be changed into a prime (2241040111) 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 3 ways as a sum of consecutive naturals, for example, 48718241 + ... + 48718286.

It is an arithmetic number, because the mean of its divisors is an integer number (584619168).

Almost surely, 2^2241040121 is an apocalyptic number.

It is an amenable number.

2241040121 is a deficient number, since it is larger than the sum of its proper divisors (97436551).

2241040121 is an equidigital number, since it uses as much as digits as its factorization.

2241040121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97436550.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2241040121 is about 47339.6252731261. The cubic root of 2241040121 is about 1308.6290108784.

Adding to 2241040121 its reverse (1210401422), we get a palindrome (3451441543).

The spelling of 2241040121 in words is "two billion, two hundred forty-one million, forty thousand, one hundred twenty-one".