135230202 has 32 divisors (see below), whose sum is σ = 313580160. Its totient is φ = 43116480.

The previous prime is 135230197. The next prime is 135230203. The reversal of 135230202 is 202032531.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (135230203) 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, 53199 + ... + 55682.

It is an arithmetic number, because the mean of its divisors is an integer number (9799380).

Almost surely, 2^135230202 is an apocalyptic number.

135230202 is an abundant number, since it is smaller than the sum of its proper divisors (178349958).

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

135230202 is a wasteful number, since it uses less digits than its factorization.

135230202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108915 (or 108909 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 135230202 is about 11628.8521359591. The cubic root of 135230202 is about 513.2842035213.

Adding to 135230202 its reverse (202032531), we get a palindrome (337262733).

The spelling of 135230202 in words is "one hundred thirty-five million, two hundred thirty thousand, two hundred two".