124105012 has 24 divisors (see below), whose sum is σ = 222948936. Its totient is φ = 60423168.

The previous prime is 124104977. The next prime is 124105027. The reversal of 124105012 is 210501421.

It can be written as a sum of positive squares in 4 ways, for example, as 21771556 + 102333456 = 4666^2 + 10116^2 .

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, 26908 + ... + 31180.

It is an arithmetic number, because the mean of its divisors is an integer number (9289539).

Almost surely, 2^124105012 is an apocalyptic number.

It is an amenable number.

124105012 is a deficient number, since it is larger than the sum of its proper divisors (98843924).

124105012 is a wasteful number, since it uses less digits than its factorization.

124105012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4467 (or 4465 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 124105012 is about 11140.2429057898. The cubic root of 124105012 is about 498.8038232712.

Adding to 124105012 its reverse (210501421), we get a palindrome (334606433).

The spelling of 124105012 in words is "one hundred twenty-four million, one hundred five thousand, twelve".