213452302525135 has 24 divisors (see below), whose sum is σ = 259442515696896. Its totient is φ = 168589643227200.

The previous prime is 213452302525117. The next prime is 213452302525157. The reversal of 213452302525135 is 531525203254312.

It is not a de Polignac number, because 213452302525135 - 2¹⁷ = 213452302394063 is a prime.

It is a super-3 number, since 3×213452302525135³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213452302525091 and 213452302525100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 513020685 + ... + 513436585.

It is an arithmetic number, because the mean of its divisors is an integer number (10810104820704).

Almost surely, 2^{213452302525135} is an apocalyptic number.

213452302525135 is a deficient number, since it is larger than the sum of its proper divisors (45990213171761).

213452302525135 is an equidigital number, since it uses as much as digits as its factorization.

213452302525135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432511 (or 432432 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 43.

Adding to 213452302525135 its reverse (531525203254312), we get a palindrome (744977505779447).

The spelling of 213452302525135 in words is "two hundred thirteen trillion, four hundred fifty-two billion, three hundred two million, five hundred twenty-five thousand, one hundred thirty-five".