2103441121 has 2 divisors, whose sum is σ = 2103441122. Its totient is φ = 2103441120.

The previous prime is 2103441107. The next prime is 2103441139. The reversal of 2103441121 is 1211443012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2011971025 + 91470096 = 44855^2 + 9564^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103441121 - 2¹⁵ = 2103408353 is a prime.

It is not a weakly prime, because it can be changed into another prime (2103441181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051720560 + 1051720561.

It is an arithmetic number, because the mean of its divisors is an integer number (1051720561).

Almost surely, 2^2103441121 is an apocalyptic number.

It is an amenable number.

2103441121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103441121 is an equidigital number, since it uses as much as digits as its factorization.

2103441121 is an evil number, because the sum of its binary digits is even.

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

The square root of 2103441121 is about 45863.2872895086. The cubic root of 2103441121 is about 1281.2782480197.

Adding to 2103441121 its reverse (1211443012), we get a palindrome (3314884133).

The spelling of 2103441121 in words is "two billion, one hundred three million, four hundred forty-one thousand, one hundred twenty-one".