133213320313 has 8 divisors (see below), whose sum is σ = 133622660160. Its totient is φ = 132804560400.

The previous prime is 133213320287. The next prime is 133213320343. The reversal of 133213320313 is 313023312331.

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

It is a cyclic number.

It is not a de Polignac number, because 133213320313 - 2¹³ = 133213312121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133213320343) 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, 317388 + ... + 605938.

It is an arithmetic number, because the mean of its divisors is an integer number (16702832520).

Almost surely, 2^133213320313 is an apocalyptic number.

It is an amenable number.

133213320313 is a deficient number, since it is larger than the sum of its proper divisors (409339847).

133213320313 is an equidigital number, since it uses as much as digits as its factorization.

133213320313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289967.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 133213320313 its reverse (313023312331), we get a palindrome (446236632644).

The spelling of 133213320313 in words is "one hundred thirty-three billion, two hundred thirteen million, three hundred twenty thousand, three hundred thirteen".