133133220203 has 4 divisors (see below), whose sum is σ = 135645167808. Its totient is φ = 130621272600.

The previous prime is 133133220179. The next prime is 133133220223. The reversal of 133133220203 is 302022331331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133133220203 - 2¹² = 133133216107 is a prime.

It is a super-2 number, since 2×133133220203² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133133220223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1255973723 + ... + 1255973828.

It is an arithmetic number, because the mean of its divisors is an integer number (33911291952).

Almost surely, 2^133133220203 is an apocalyptic number.

133133220203 is a deficient number, since it is larger than the sum of its proper divisors (2511947605).

133133220203 is an equidigital number, since it uses as much as digits as its factorization.

133133220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511947604.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 133133220203 its reverse (302022331331), we get a palindrome (435155551534).

The spelling of 133133220203 in words is "one hundred thirty-three billion, one hundred thirty-three million, two hundred twenty thousand, two hundred three".