23201203223 has 4 divisors (see below), whose sum is σ = 25310403528. Its totient is φ = 21092002920.

The previous prime is 23201203219. The next prime is 23201203231. The reversal of 23201203223 is 32230210232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23201203223 - 2² = 23201203219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23201203195 and 23201203204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23201203283) 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, 1054600136 + ... + 1054600157.

It is an arithmetic number, because the mean of its divisors is an integer number (6327600882).

Almost surely, 2^23201203223 is an apocalyptic number.

23201203223 is a deficient number, since it is larger than the sum of its proper divisors (2109200305).

23201203223 is a wasteful number, since it uses less digits than its factorization.

23201203223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2109200304.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 23201203223 its reverse (32230210232), we get a palindrome (55431413455).

The spelling of 23201203223 in words is "twenty-three billion, two hundred one million, two hundred three thousand, two hundred twenty-three".