23301121 has 4 divisors (see below), whose sum is σ = 23360212. Its totient is φ = 23242032.

The previous prime is 23301107. The next prime is 23301133. The reversal of 23301121 is 12110332.

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 13220496 + 10080625 = 3636^2 + 3175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23301121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23301151) 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, 28950 + ... + 29743.

It is an arithmetic number, because the mean of its divisors is an integer number (5840053).

Almost surely, 2^23301121 is an apocalyptic number.

It is an amenable number.

23301121 is a deficient number, since it is larger than the sum of its proper divisors (59091).

23301121 is an equidigital number, since it uses as much as digits as its factorization.

23301121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59090.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 23301121 is about 4827.1234705568. The cubic root of 23301121 is about 285.6224050155.

Adding to 23301121 its reverse (12110332), we get a palindrome (35411453).

The spelling of 23301121 in words is "twenty-three million, three hundred one thousand, one hundred twenty-one".