133324121 has 16 divisors (see below), whose sum is σ = 160742400. Its totient is φ = 108025488.

The previous prime is 133324117. The next prime is 133324133. The reversal of 133324121 is 121423331.

It is not a de Polignac number, because 133324121 - 2² = 133324117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133324093 and 133324102.

It is not an unprimeable number, because it can be changed into a prime (133324111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84740 + ... + 86298.

It is an arithmetic number, because the mean of its divisors is an integer number (10046400).

Almost surely, 2^133324121 is an apocalyptic number.

It is an amenable number.

133324121 is a deficient number, since it is larger than the sum of its proper divisors (27418279).

133324121 is a wasteful number, since it uses less digits than its factorization.

133324121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228.

The product of its digits is 432, while the sum is 20.

The square root of 133324121 is about 11546.6064711672. The cubic root of 133324121 is about 510.8611888282.

Adding to 133324121 its reverse (121423331), we get a palindrome (254747452).

The spelling of 133324121 in words is "one hundred thirty-three million, three hundred twenty-four thousand, one hundred twenty-one".