133223203103 has 4 divisors (see below), whose sum is σ = 133224610848. Its totient is φ = 133221795360.

The previous prime is 133223202997. The next prime is 133223203189. The reversal of 133223203103 is 301302322331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301302322331 = 3821 ⋅78854311.

It is a cyclic number.

It is not a de Polignac number, because 133223203103 - 2²² = 133219008799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133223203193) 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, 550826 + ... + 754887.

It is an arithmetic number, because the mean of its divisors is an integer number (33306152712).

Almost surely, 2^133223203103 is an apocalyptic number.

133223203103 is a deficient number, since it is larger than the sum of its proper divisors (1407745).

133223203103 is a wasteful number, since it uses less digits than its factorization.

133223203103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407744.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 133223203103 its reverse (301302322331), we get a palindrome (434525525434).

The spelling of 133223203103 in words is "one hundred thirty-three billion, two hundred twenty-three million, two hundred three thousand, one hundred three".