201033221133 has 4 divisors (see below), whose sum is σ = 268044294848. Its totient is φ = 134022147420.

The previous prime is 201033221117. The next prime is 201033221141. The reversal of 201033221133 is 331122330102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 201033221133 - 2⁴ = 201033221117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201033221173) 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 3 ways as a sum of consecutive naturals, for example, 33505536853 + ... + 33505536858.

It is an arithmetic number, because the mean of its divisors is an integer number (67011073712).

Almost surely, 2^201033221133 is an apocalyptic number.

It is an amenable number.

201033221133 is a deficient number, since it is larger than the sum of its proper divisors (67011073715).

201033221133 is an equidigital number, since it uses as much as digits as its factorization.

201033221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67011073714.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 201033221133 its reverse (331122330102), we get a palindrome (532155551235).

The spelling of 201033221133 in words is "two hundred one billion, thirty-three million, two hundred twenty-one thousand, one hundred thirty-three".