133323213013 has 8 divisors (see below), whose sum is σ = 136227987000. Its totient is φ = 130432855488.

The previous prime is 133323212989. The next prime is 133323213041. The reversal of 133323213013 is 310312323331.

It can be written as a sum of positive squares in 4 ways, for example, as 36254825649 + 97068387364 = 190407^2 + 311558^2 .

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 133323213013 - 2⁹ = 133323212501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133323253013) 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, 3585418 + ... + 3622411.

It is an arithmetic number, because the mean of its divisors is an integer number (17028498375).

Almost surely, 2^133323213013 is an apocalyptic number.

It is an amenable number.

133323213013 is a deficient number, since it is larger than the sum of its proper divisors (2904773987).

133323213013 is an equidigital number, since it uses as much as digits as its factorization.

133323213013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7208231.

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

Adding to 133323213013 its reverse (310312323331), we get a palindrome (443635536344).

The spelling of 133323213013 in words is "one hundred thirty-three billion, three hundred twenty-three million, two hundred thirteen thousand, thirteen".