213133122303 has 8 divisors (see below), whose sum is σ = 284497880448. Its totient is φ = 141928556184.

The previous prime is 213133122289. The next prime is 213133122329. The reversal of 213133122303 is 303221331312.

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

It is not a de Polignac number, because 213133122303 - 2⁶ = 213133122239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213133122703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40044901 + ... + 40050222.

It is an arithmetic number, because the mean of its divisors is an integer number (35562235056).

Almost surely, 2^213133122303 is an apocalyptic number.

213133122303 is a deficient number, since it is larger than the sum of its proper divisors (71364758145).

213133122303 is an equidigital number, since it uses as much as digits as its factorization.

213133122303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80096013.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 213133122303 its reverse (303221331312), we get a palindrome (516354453615).

The spelling of 213133122303 in words is "two hundred thirteen billion, one hundred thirty-three million, one hundred twenty-two thousand, three hundred three".