133020011 has 8 divisors (see below), whose sum is σ = 136211520. Its totient is φ = 129843648.

The previous prime is 133020001. The next prime is 133020037. The reversal of 133020011 is 110020331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133020011 - 2⁶ = 133019947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133019974 and 133020001.

It is not an unprimeable number, because it can be changed into a prime (133020001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15095 + ... + 22223.

It is an arithmetic number, because the mean of its divisors is an integer number (17026440).

Almost surely, 2^133020011 is an apocalyptic number.

133020011 is a deficient number, since it is larger than the sum of its proper divisors (3191509).

133020011 is an equidigital number, since it uses as much as digits as its factorization.

133020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7573.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 133020011 is about 11533.4301489193. The cubic root of 133020011 is about 510.4724712982.

Adding to 133020011 its reverse (110020331), we get a palindrome (243040342).

The spelling of 133020011 in words is "one hundred thirty-three million, twenty thousand, eleven".