100103124 has 24 divisors (see below), whose sum is σ = 254808288. Its totient is φ = 30334240.

The previous prime is 100103119. The next prime is 100103137. The reversal of 100103124 is 421301001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379047 + ... + 379310.

It is an arithmetic number, because the mean of its divisors is an integer number (10617012).

Almost surely, 2^100103124 is an apocalyptic number.

It is an amenable number.

100103124 is an abundant number, since it is smaller than the sum of its proper divisors (154705164).

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

100103124 is a wasteful number, since it uses less digits than its factorization.

100103124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758375 (or 758373 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 100103124 is about 10005.1548713651. The cubic root of 100103124 is about 464.3183816158.

Adding to 100103124 its reverse (421301001), we get a palindrome (521404125).

The spelling of 100103124 in words is "one hundred million, one hundred three thousand, one hundred twenty-four".