2241521033 has 4 divisors (see below), whose sum is σ = 2243658900. Its totient is φ = 2239383168.

The previous prime is 2241520987. The next prime is 2241521053. The reversal of 2241521033 is 3301251422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 880427584 + 1361093449 = 29672^2 + 36893^2 .

It is a cyclic number.

It is not a de Polignac number, because 2241521033 - 2⁸ = 2241520777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2241521053) 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, 1067360 + ... + 1069457.

It is an arithmetic number, because the mean of its divisors is an integer number (560914725).

Almost surely, 2^2241521033 is an apocalyptic number.

It is an amenable number.

2241521033 is a deficient number, since it is larger than the sum of its proper divisors (2137867).

2241521033 is a wasteful number, since it uses less digits than its factorization.

2241521033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2137866.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2241521033 is about 47344.7043817997. The cubic root of 2241521033 is about 1308.7226118180.

Adding to 2241521033 its reverse (3301251422), we get a palindrome (5542772455).

The spelling of 2241521033 in words is "two billion, two hundred forty-one million, five hundred twenty-one thousand, thirty-three".