120135204 has 48 divisors (see below), whose sum is σ = 355958400. Its totient is φ = 34324128.

The previous prime is 120135203. The next prime is 120135241. The reversal of 120135204 is 402531021.

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 (120135203) 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, 78699 + ... + 80210.

It is an arithmetic number, because the mean of its divisors is an integer number (7415800).

Almost surely, 2^120135204 is an apocalyptic number.

120135204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

120135204 is an abundant number, since it is smaller than the sum of its proper divisors (235823196).

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

120135204 is a wasteful number, since it uses less digits than its factorization.

120135204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158929 (or 158921 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 120135204 is about 10960.6206028673. The cubic root of 120135204 is about 493.4275907472.

Adding to 120135204 its reverse (402531021), we get a palindrome (522666225).

The spelling of 120135204 in words is "one hundred twenty million, one hundred thirty-five thousand, two hundred four".