23332121 has 2 divisors, whose sum is σ = 23332122. Its totient is φ = 23332120.

The previous prime is 23332117. The next prime is 23332129. The reversal of 23332121 is 12123332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11806096 + 11526025 = 3436^2 + 3395^2 .

It is a cyclic number.

It is not a de Polignac number, because 23332121 - 2² = 23332117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23332121.

It is not a weakly prime, because it can be changed into another prime (23332129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11666060 + 11666061.

It is an arithmetic number, because the mean of its divisors is an integer number (11666061).

Almost surely, 2^23332121 is an apocalyptic number.

It is an amenable number.

23332121 is a deficient number, since it is larger than the sum of its proper divisors (1).

23332121 is an equidigital number, since it uses as much as digits as its factorization.

23332121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 17.

The square root of 23332121 is about 4830.3334253445. Note that the first 3 decimals coincide. The cubic root of 23332121 is about 285.7490136716.

Adding to 23332121 its reverse (12123332), we get a palindrome (35455453).

The spelling of 23332121 in words is "twenty-three million, three hundred thirty-two thousand, one hundred twenty-one".