133340120 has 32 divisors (see below), whose sum is σ = 301108320. Its totient is φ = 53141760.

The previous prime is 133340093. The next prime is 133340153. The reversal of 133340120 is 21043331.

It is a happy number.

It is a super-2 number, since 2×133340120² = 35559175203228800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5309 + ... + 17171.

It is an arithmetic number, because the mean of its divisors is an integer number (9409635).

Almost surely, 2^133340120 is an apocalyptic number.

133340120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133340120 is an abundant number, since it is smaller than the sum of its proper divisors (167768200).

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

133340120 is a wasteful number, since it uses less digits than its factorization.

133340120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12155 (or 12151 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 133340120 is about 11547.2992513401. The cubic root of 133340120 is about 510.8816225931.

Adding to 133340120 its reverse (21043331), we get a palindrome (154383451).

The spelling of 133340120 in words is "one hundred thirty-three million, three hundred forty thousand, one hundred twenty".