135301221311 has 8 divisors (see below), whose sum is σ = 135388501248. Its totient is φ = 135213975000.

The previous prime is 135301221287. The next prime is 135301221313. The reversal of 135301221311 is 113122103531.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135301221311 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 (135301221313) 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, 16677146 + ... + 16685256.

It is an arithmetic number, because the mean of its divisors is an integer number (16923562656).

Almost surely, 2^135301221311 is an apocalyptic number.

135301221311 is a deficient number, since it is larger than the sum of its proper divisors (87279937).

135301221311 is an equidigital number, since it uses as much as digits as its factorization.

135301221311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16813.

The product of its (nonzero) digits is 540, while the sum is 23.

Adding to 135301221311 its reverse (113122103531), we get a palindrome (248423324842).

The spelling of 135301221311 in words is "one hundred thirty-five billion, three hundred one million, two hundred twenty-one thousand, three hundred eleven".