100120124 has 12 divisors (see below), whose sum is σ = 188688024. Its totient is φ = 46209264.

The previous prime is 100120091. The next prime is 100120159. The reversal of 100120124 is 421021001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962642 + ... + 962745.

It is an arithmetic number, because the mean of its divisors is an integer number (15724002).

Almost surely, 2^100120124 is an apocalyptic number.

It is an amenable number.

100120124 is a deficient number, since it is larger than the sum of its proper divisors (88567900).

100120124 is a wasteful number, since it uses less digits than its factorization.

100120124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925404 (or 1925402 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 100120124 is about 10006.0043973606. The cubic root of 100120124 is about 464.3446643976.

Adding to 100120124 its reverse (421021001), we get a palindrome (521141125).

The spelling of 100120124 in words is "one hundred million, one hundred twenty thousand, one hundred twenty-four".