133223103 has 32 divisors (see below), whose sum is σ = 213319680. Its totient is φ = 81686880.

The previous prime is 133223093. The next prime is 133223119. The reversal of 133223103 is 301322331.

It is not a de Polignac number, because 133223103 - 2⁶ = 133223039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133223173) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 133938 + ... + 134928.

It is an arithmetic number, because the mean of its divisors is an integer number (6666240).

Almost surely, 2^133223103 is an apocalyptic number.

133223103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

133223103 is a deficient number, since it is larger than the sum of its proper divisors (80096577).

133223103 is a wasteful number, since it uses less digits than its factorization.

133223103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396 (or 1390 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 133223103 is about 11542.2312834218. The cubic root of 133223103 is about 510.7321318742.

Adding to 133223103 its reverse (301322331), we get a palindrome (434545434).

The spelling of 133223103 in words is "one hundred thirty-three million, two hundred twenty-three thousand, one hundred three".