23322121 has 2 divisors, whose sum is σ = 23322122. Its totient is φ = 23322120.

The previous prime is 23322109. The next prime is 23322133. The reversal of 23322121 is 12122332.

It is a balanced prime because it is at equal distance from previous prime (23322109) and next prime (23322133).

It can be written as a sum of positive squares in only one way, i.e., 23145721 + 176400 = 4811^2 + 420^2 .

It is a cyclic number.

It is not a de Polignac number, because 23322121 - 2¹³ = 23313929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23322095 and 23322104.

It is not a weakly prime, because it can be changed into another prime (23323121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11661060 + 11661061.

It is an arithmetic number, because the mean of its divisors is an integer number (11661061).

Almost surely, 2^23322121 is an apocalyptic number.

It is an amenable number.

23322121 is a deficient number, since it is larger than the sum of its proper divisors (1).

23322121 is an equidigital number, since it uses as much as digits as its factorization.

23322121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 16.

The square root of 23322121 is about 4829.2981891782. The cubic root of 23322121 is about 285.7081844292.

Adding to 23322121 its reverse (12122332), we get a palindrome (35444453).

The spelling of 23322121 in words is "twenty-three million, three hundred twenty-two thousand, one hundred twenty-one".