120042066 has 32 divisors (see below), whose sum is σ = 255348288. Its totient is φ = 37491200.

The previous prime is 120042017. The next prime is 120042079. The reversal of 120042066 is 660240021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21241 + ... + 26291.

It is an arithmetic number, because the mean of its divisors is an integer number (7979634).

Almost surely, 2^120042066 is an apocalyptic number.

120042066 is an abundant number, since it is smaller than the sum of its proper divisors (135306222).

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

120042066 is a wasteful number, since it uses less digits than its factorization.

120042066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5306.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 120042066 is about 10956.3710232905. The cubic root of 120042066 is about 493.3000435089.

Adding to 120042066 its reverse (660240021), we get a palindrome (780282087).

The spelling of 120042066 in words is "one hundred twenty million, forty-two thousand, sixty-six".