2301121 has 4 divisors (see below), whose sum is σ = 2380500. Its totient is φ = 2221744.

The previous prime is 2301119. The next prime is 2301151. The reversal of 2301121 is 1211032.

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 505521 + 1795600 = 711^2 + 1340^2 .

It is a cyclic number.

It is not a de Polignac number, because 2301121 - 2¹ = 2301119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2301098 and 2301107.

It is not an unprimeable number, because it can be changed into a prime (2301151) 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, 39646 + ... + 39703.

It is an arithmetic number, because the mean of its divisors is an integer number (595125).

2^2301121 is an apocalyptic number.

It is an amenable number.

2301121 is a deficient number, since it is larger than the sum of its proper divisors (79379).

2301121 is an equidigital number, since it uses as much as digits as its factorization.

2301121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79378.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2301121 is about 1516.9446265438. The cubic root of 2301121 is about 132.0220540133.

Adding to 2301121 its reverse (1211032), we get a palindrome (3512153).

It can be divided in two parts, 23011 and 21, that added together give a palindrome (23032).

The spelling of 2301121 in words is "two million, three hundred one thousand, one hundred twenty-one".