124012042 has 96 divisors (see below), whose sum is σ = 256188096. Its totient is φ = 44352000.

The previous prime is 124012019. The next prime is 124012051. The reversal of 124012042 is 240210421.

It is a super-2 number, since 2×124012042² = 30757973122019528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1227792 + ... + 1227892.

It is an arithmetic number, because the mean of its divisors is an integer number (2668626).

Almost surely, 2^124012042 is an apocalyptic number.

124012042 is an abundant number, since it is smaller than the sum of its proper divisors (132176054).

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

124012042 is a wasteful number, since it uses less digits than its factorization.

124012042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 124012042 is about 11136.0694142952. The cubic root of 124012042 is about 498.6792369083.

Adding to 124012042 its reverse (240210421), we get a palindrome (364222463).

The spelling of 124012042 in words is "one hundred twenty-four million, twelve thousand, forty-two".