124042122 has 24 divisors (see below), whose sum is σ = 269645376. Its totient is φ = 41210856.

The previous prime is 124042117. The next prime is 124042123. The reversal of 124042122 is 221240421.

124042122 is a `hidden beast` number, since 1 + 240 + 421 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 124042095 and 124042104.

It is not an unprimeable number, because it can be changed into a prime (124042123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5698 + ... + 16749.

It is an arithmetic number, because the mean of its divisors is an integer number (11235224).

Almost surely, 2^124042122 is an apocalyptic number.

124042122 is an abundant number, since it is smaller than the sum of its proper divisors (145603254).

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

124042122 is a wasteful number, since it uses less digits than its factorization.

124042122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22762 (or 22759 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 124042122 is about 11137.4198987019. The cubic root of 124042122 is about 498.7195530437.

Adding to 124042122 its reverse (221240421), we get a palindrome (345282543).

The spelling of 124042122 in words is "one hundred twenty-four million, forty-two thousand, one hundred twenty-two".