133211033 has 16 divisors (see below), whose sum is σ = 144967680. Its totient is φ = 121991184.

The previous prime is 133211027. The next prime is 133211051. The reversal of 133211033 is 330112331.

It is a cyclic number.

It is not a de Polignac number, because 133211033 - 2⁶ = 133210969 is a prime.

It is a super-3 number, since 3×133211033³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (133211003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83360 + ... + 84942.

It is an arithmetic number, because the mean of its divisors is an integer number (9060480).

Almost surely, 2^133211033 is an apocalyptic number.

It is an amenable number.

133211033 is a deficient number, since it is larger than the sum of its proper divisors (11756647).

133211033 is a wasteful number, since it uses less digits than its factorization.

133211033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1748.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 133211033 is about 11541.7084090701. The cubic root of 133211033 is about 510.7167073148.

Adding to 133211033 its reverse (330112331), we get a palindrome (463323364).

The spelling of 133211033 in words is "one hundred thirty-three million, two hundred eleven thousand, thirty-three".