23203321201 has 4 divisors (see below), whose sum is σ = 23222642404. Its totient is φ = 23184000000.

The previous prime is 23203321177. The next prime is 23203321213. The reversal of 23203321201 is 10212330232.

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 2954031201 + 20249290000 = 54351^2 + 142300^2 .

It is a cyclic number.

It is not a de Polignac number, because 23203321201 - 2⁷ = 23203321073 is a prime.

It is a super-2 number, since 2×23203321201² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23203328201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9658800 + ... + 9661201.

It is an arithmetic number, because the mean of its divisors is an integer number (5805660601).

Almost surely, 2^23203321201 is an apocalyptic number.

It is an amenable number.

23203321201 is a deficient number, since it is larger than the sum of its proper divisors (19321203).

23203321201 is a wasteful number, since it uses less digits than its factorization.

23203321201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19321202.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23203321201 its reverse (10212330232), we get a palindrome (33415651433).

The spelling of 23203321201 in words is "twenty-three billion, two hundred three million, three hundred twenty-one thousand, two hundred one".