135510042202321 has 8 divisors (see below), whose sum is σ = 137366873099264. Its totient is φ = 133653225601440.

The previous prime is 135510042202279. The next prime is 135510042202361. The reversal of 135510042202321 is 123202240015531.

It is a happy number.

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 135510042202321 - 2¹³ = 135510042194129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135510042202361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16262716 + ... + 23140786.

It is an arithmetic number, because the mean of its divisors is an integer number (17170859137408).

Almost surely, 2^{135510042202321} is an apocalyptic number.

It is an amenable number.

135510042202321 is a deficient number, since it is larger than the sum of its proper divisors (1856830896943).

135510042202321 is an equidigital number, since it uses as much as digits as its factorization.

135510042202321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7148031.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 135510042202321 its reverse (123202240015531), we get a palindrome (258712282217852).

The spelling of 135510042202321 in words is "one hundred thirty-five trillion, five hundred ten billion, forty-two million, two hundred two thousand, three hundred twenty-one".