135122200 has 24 divisors (see below), whose sum is σ = 314159580. Its totient is φ = 54048800.

The previous prime is 135122191. The next prime is 135122219. The reversal of 135122200 is 2221531.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 337606 + ... + 338005.

Almost surely, 2^135122200 is an apocalyptic number.

135122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135122200 is an abundant number, since it is smaller than the sum of its proper divisors (179037380).

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

135122200 is a wasteful number, since it uses less digits than its factorization.

135122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675627 (or 675618 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 135122200 is about 11624.2074998685. The cubic root of 135122200 is about 513.1475218130.

Adding to 135122200 its reverse (2221531), we get a palindrome (137343731).

The spelling of 135122200 in words is "one hundred thirty-five million, one hundred twenty-two thousand, two hundred".