135212355332 has 6 divisors (see below), whose sum is σ = 236621621838. Its totient is φ = 67606177664.

The previous prime is 135212355323. The next prime is 135212355347. The reversal of 135212355332 is 233553212531.

It can be written as a sum of positive squares in only one way, i.e., 119961093316 + 15251262016 = 346354^2 + 123496^2 .

It is a junction number, because it is equal to n+sod(n) for n = 135212355292 and 135212355301.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16901544413 + ... + 16901544420.

It is an arithmetic number, because the mean of its divisors is an integer number (39436936973).

Almost surely, 2^135212355332 is an apocalyptic number.

It is an amenable number.

135212355332 is a deficient number, since it is larger than the sum of its proper divisors (101409266506).

135212355332 is a wasteful number, since it uses less digits than its factorization.

135212355332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33803088837 (or 33803088835 counting only the distinct ones).

The product of its digits is 81000, while the sum is 35.

Adding to 135212355332 its reverse (233553212531), we get a palindrome (368765567863).

The spelling of 135212355332 in words is "one hundred thirty-five billion, two hundred twelve million, three hundred fifty-five thousand, three hundred thirty-two".