23321201 has 2 divisors, whose sum is σ = 23321202. Its totient is φ = 23321200.

The previous prime is 23321183. The next prime is 23321213. The reversal of 23321201 is 10212332.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12952801 + 10368400 = 3599^2 + 3220^2 .

It is a cyclic number.

It is not a de Polignac number, because 23321201 - 2¹⁴ = 23304817 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23321231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11660600 + 11660601.

It is an arithmetic number, because the mean of its divisors is an integer number (11660601).

Almost surely, 2^23321201 is an apocalyptic number.

It is an amenable number.

23321201 is a deficient number, since it is larger than the sum of its proper divisors (1).

23321201 is an equidigital number, since it uses as much as digits as its factorization.

23321201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 23321201 is about 4829.2029363033. The cubic root of 23321201 is about 285.7044275527.

Adding to 23321201 its reverse (10212332), we get a palindrome (33533533).

The spelling of 23321201 in words is "twenty-three million, three hundred twenty-one thousand, two hundred one".