120100506 has 16 divisors (see below), whose sum is σ = 240351744. Its totient is φ = 40008384.

The previous prime is 120100493. The next prime is 120100523. The reversal of 120100506 is 605001021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5895 + ... + 16581.

It is an arithmetic number, because the mean of its divisors is an integer number (15021984).

Almost surely, 2^120100506 is an apocalyptic number.

120100506 is an abundant number, since it is smaller than the sum of its proper divisors (120251238).

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

120100506 is a wasteful number, since it uses less digits than its factorization.

120100506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12565.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 120100506 is about 10959.0376402310. The cubic root of 120100506 is about 493.3800815005.

Adding to 120100506 its reverse (605001021), we get a palindrome (725101527).

The spelling of 120100506 in words is "one hundred twenty million, one hundred thousand, five hundred six".