2123041241 has 4 divisors (see below), whose sum is σ = 2180420772. Its totient is φ = 2065661712.

The previous prime is 2123041237. The next prime is 2123041307. The reversal of 2123041241 is 1421403212.

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 1274775616 + 848265625 = 35704^2 + 29125^2 .

It is a cyclic number.

It is not a de Polignac number, because 2123041241 - 2² = 2123041237 is a prime.

It is a super-2 number, since 2×2123041241² = 9014608221973640162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123044241) 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, 28689710 + ... + 28689783.

It is an arithmetic number, because the mean of its divisors is an integer number (545105193).

Almost surely, 2^2123041241 is an apocalyptic number.

It is an amenable number.

2123041241 is a deficient number, since it is larger than the sum of its proper divisors (57379531).

2123041241 is an equidigital number, since it uses as much as digits as its factorization.

2123041241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57379530.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2123041241 is about 46076.4716639632. The cubic root of 2123041241 is about 1285.2456526426.

Adding to 2123041241 its reverse (1421403212), we get a palindrome (3544444453).

The spelling of 2123041241 in words is "two billion, one hundred twenty-three million, forty-one thousand, two hundred forty-one".