213403003223133 has 4 divisors (see below), whose sum is σ = 284537337630848. Its totient is φ = 142268668815420.

The previous prime is 213403003223077. The next prime is 213403003223149. The reversal of 213403003223133 is 331322300304312.

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 213403003223133 - 2²⁵ = 213402969668701 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 213403003223133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213403003223933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35567167203853 + ... + 35567167203858.

It is an arithmetic number, because the mean of its divisors is an integer number (71134334407712).

Almost surely, 2^{213403003223133} is an apocalyptic number.

It is an amenable number.

213403003223133 is a deficient number, since it is larger than the sum of its proper divisors (71134334407715).

213403003223133 is an equidigital number, since it uses as much as digits as its factorization.

213403003223133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71134334407714.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 213403003223133 its reverse (331322300304312), we get a palindrome (544725303527445).

The spelling of 213403003223133 in words is "two hundred thirteen trillion, four hundred three billion, three million, two hundred twenty-three thousand, one hundred thirty-three".