23136201 has 48 divisors (see below), whose sum is σ = 39424320. Its totient is φ = 12917760.

The previous prime is 23136187. The next prime is 23136203. The reversal of 23136201 is 10263132.

It is not a de Polignac number, because 23136201 - 2⁹ = 23135689 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23136203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 99181 + ... + 99413.

It is an arithmetic number, because the mean of its divisors is an integer number (821340).

Almost surely, 2^23136201 is an apocalyptic number.

It is an amenable number.

23136201 is a deficient number, since it is larger than the sum of its proper divisors (16288119).

23136201 is a wasteful number, since it uses less digits than its factorization.

23136201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 323 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 23136201 is about 4810.0104989490. The cubic root of 23136201 is about 284.9469522689.

Adding to 23136201 its reverse (10263132), we get a palindrome (33399333).

The spelling of 23136201 in words is "twenty-three million, one hundred thirty-six thousand, two hundred one".