133321230215 has 4 divisors (see below), whose sum is σ = 159985476264. Its totient is φ = 106656984168.

The previous prime is 133321230209. The next prime is 133321230233. The reversal of 133321230215 is 512032123331.

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 133321230215 - 2⁸ = 133321229959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13332123017 + ... + 13332123026.

It is an arithmetic number, because the mean of its divisors is an integer number (39996369066).

Almost surely, 2^133321230215 is an apocalyptic number.

133321230215 is a deficient number, since it is larger than the sum of its proper divisors (26664246049).

133321230215 is an equidigital number, since it uses as much as digits as its factorization.

133321230215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26664246048.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 133321230215 its reverse (512032123331), we get a palindrome (645353353546).

The spelling of 133321230215 in words is "one hundred thirty-three billion, three hundred twenty-one million, two hundred thirty thousand, two hundred fifteen".