202103223223 has 4 divisors (see below), whose sum is σ = 220476243528. Its totient is φ = 183730202920.

The previous prime is 202103223221. The next prime is 202103223251. The reversal of 202103223223 is 322322301202.

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

It is not a de Polignac number, because 202103223223 - 2¹ = 202103223221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202103223194 and 202103223203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202103223221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9186510136 + ... + 9186510157.

It is an arithmetic number, because the mean of its divisors is an integer number (55119060882).

Almost surely, 2^202103223223 is an apocalyptic number.

202103223223 is a deficient number, since it is larger than the sum of its proper divisors (18373020305).

202103223223 is a wasteful number, since it uses less digits than its factorization.

202103223223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18373020304.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 202103223223 its reverse (322322301202), we get a palindrome (524425524425).

The spelling of 202103223223 in words is "two hundred two billion, one hundred three million, two hundred twenty-three thousand, two hundred twenty-three".