135212335213 has 8 divisors (see below), whose sum is σ = 137842848000. Its totient is φ = 132604796688.

The previous prime is 135212335201. The next prime is 135212335249. The reversal of 135212335213 is 312533212531.

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 135212335213 - 2⁹ = 135212334701 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 (135212335253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5731681 + ... + 5755222.

It is an arithmetic number, because the mean of its divisors is an integer number (17230356000).

Almost surely, 2^135212335213 is an apocalyptic number.

It is an amenable number.

135212335213 is a deficient number, since it is larger than the sum of its proper divisors (2630512787).

135212335213 is a wasteful number, since it uses less digits than its factorization.

135212335213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11487131.

The product of its digits is 16200, while the sum is 31.

Adding to 135212335213 its reverse (312533212531), we get a palindrome (447745547744).

The spelling of 135212335213 in words is "one hundred thirty-five billion, two hundred twelve million, three hundred thirty-five thousand, two hundred thirteen".