135165113022206 has 4 divisors (see below), whose sum is σ = 202747669533312. Its totient is φ = 67582556511102.

The previous prime is 135165113022193. The next prime is 135165113022223. The reversal of 135165113022206 is 602220311561531.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 135165113022206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33791278255550 + ... + 33791278255553.

It is an arithmetic number, because the mean of its divisors is an integer number (50686917383328).

Almost surely, 2^{135165113022206} is an apocalyptic number.

135165113022206 is a deficient number, since it is larger than the sum of its proper divisors (67582556511106).

135165113022206 is an equidigital number, since it uses as much as digits as its factorization.

135165113022206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67582556511105.

The product of its (nonzero) digits is 64800, while the sum is 38.

Adding to 135165113022206 its reverse (602220311561531), we get a palindrome (737385424583737).

The spelling of 135165113022206 in words is "one hundred thirty-five trillion, one hundred sixty-five billion, one hundred thirteen million, twenty-two thousand, two hundred six".