203223101323 has 6 divisors (see below), whose sum is σ = 223377458612. Its totient is φ = 184748273820.

The previous prime is 203223101293. The next prime is 203223101327. The reversal of 203223101323 is 323101322302.

It is a de Polignac number, because none of the positive numbers 2^k-203223101323 is a prime.

It is a super-2 number, since 2×203223101323² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203223101294 and 203223101303.

It is not an unprimeable number, because it can be changed into a prime (203223101327) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 839764761 + ... + 839765002.

Almost surely, 2^203223101323 is an apocalyptic number.

203223101323 is a deficient number, since it is larger than the sum of its proper divisors (20154357289).

203223101323 is a wasteful number, since it uses less digits than its factorization.

203223101323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679529785 (or 1679529774 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 203223101323 its reverse (323101322302), we get a palindrome (526324423625).

The spelling of 203223101323 in words is "two hundred three billion, two hundred twenty-three million, one hundred one thousand, three hundred twenty-three".