133301223 has 36 divisors (see below), whose sum is σ = 213773560. Its totient is φ = 79976160.

The previous prime is 133301221. The next prime is 133301227. The reversal of 133301223 is 322103331.

It is not a de Polignac number, because 133301223 - 2¹ = 133301221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133301196 and 133301205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133301221) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 118140 + ... + 119262.

Almost surely, 2^133301223 is an apocalyptic number.

133301223 is a deficient number, since it is larger than the sum of its proper divisors (80472337).

133301223 is a wasteful number, since it uses less digits than its factorization.

133301223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260 (or 1246 counting only the distinct ones).

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

The square root of 133301223 is about 11545.6148818502. The cubic root of 133301223 is about 510.8319408842.

Adding to 133301223 its reverse (322103331), we get a palindrome (455404554).

The spelling of 133301223 in words is "one hundred thirty-three million, three hundred one thousand, two hundred twenty-three".