135213255330 has 32 divisors (see below), whose sum is σ = 332058602304. Its totient is φ = 35218335936.

The previous prime is 135213255311. The next prime is 135213255367. The reversal of 135213255330 is 33552312531.

It is a junction number, because it is equal to n+sod(n) for n = 135213255291 and 135213255300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52406949 + ... + 52409528.

It is an arithmetic number, because the mean of its divisors is an integer number (10376831322).

Almost surely, 2^135213255330 is an apocalyptic number.

135213255330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135213255330 is an abundant number, since it is smaller than the sum of its proper divisors (196845346974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135213255330 is a wasteful number, since it uses less digits than its factorization.

135213255330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104816530.

The product of its (nonzero) digits is 40500, while the sum is 33.

Adding to 135213255330 its reverse (33552312531), we get a palindrome (168765567861).

The spelling of 135213255330 in words is "one hundred thirty-five billion, two hundred thirteen million, two hundred fifty-five thousand, three hundred thirty".