124042212 has 96 divisors (see below), whose sum is σ = 375459840. Its totient is φ = 34676640.

The previous prime is 124042199. The next prime is 124042223. The reversal of 124042212 is 212240421.

124042212 is a `hidden beast` number, since 1 + 240 + 422 + 1 + 2 = 666.

124042212 is nontrivially palindromic in base 5.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33787 + ... + 37277.

It is an arithmetic number, because the mean of its divisors is an integer number (3911040).

Almost surely, 2^124042212 is an apocalyptic number.

124042212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124042212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187729920).

124042212 is an abundant number, since it is smaller than the sum of its proper divisors (251417628).

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

124042212 is a wasteful number, since it uses less digits than its factorization.

124042212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3558 (or 3550 counting only the distinct ones).

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

The square root of 124042212 is about 11137.4239391342. The cubic root of 124042212 is about 498.7196736606.

Adding to 124042212 its reverse (212240421), we get a palindrome (336282633).

The spelling of 124042212 in words is "one hundred twenty-four million, forty-two thousand, two hundred twelve".