135324131021023 has 16 divisors (see below), whose sum is σ = 162824715616000. Its totient is φ = 109867845534912.

The previous prime is 135324131020999. The next prime is 135324131021059. The reversal of 135324131021023 is 320120131423531.

It is not a de Polignac number, because 135324131021023 - 2¹⁷ = 135324130889951 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 (135324131021323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89146158 + ... + 90651451.

It is an arithmetic number, because the mean of its divisors is an integer number (10176544726000).

Almost surely, 2^{135324131021023} is an apocalyptic number.

135324131021023 is a deficient number, since it is larger than the sum of its proper divisors (27500584594977).

135324131021023 is a wasteful number, since it uses less digits than its factorization.

135324131021023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179803294.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 135324131021023 its reverse (320120131423531), we get a palindrome (455444262444554).

The spelling of 135324131021023 in words is "one hundred thirty-five trillion, three hundred twenty-four billion, one hundred thirty-one million, twenty-one thousand, twenty-three".