133333422503 has 4 divisors (see below), whose sum is σ = 135593311080. Its totient is φ = 131073533928.

The previous prime is 133333422499. The next prime is 133333422511. The reversal of 133333422503 is 305224333331.

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 133333422503 - 2² = 133333422499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133333422503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133333422533) 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 3 ways as a sum of consecutive naturals, for example, 1129944200 + ... + 1129944317.

It is an arithmetic number, because the mean of its divisors is an integer number (33898327770).

Almost surely, 2^133333422503 is an apocalyptic number.

133333422503 is a deficient number, since it is larger than the sum of its proper divisors (2259888577).

133333422503 is an equidigital number, since it uses as much as digits as its factorization.

133333422503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259888576.

The product of its (nonzero) digits is 58320, while the sum is 32.

Adding to 133333422503 its reverse (305224333331), we get a palindrome (438557755834).

The spelling of 133333422503 in words is "one hundred thirty-three billion, three hundred thirty-three million, four hundred twenty-two thousand, five hundred three".