124004044021312 has 112 divisors (see below), whose sum is σ = 306258908618880. Its totient is φ = 48505347551232.

The previous prime is 124004044021289. The next prime is 124004044021313. The reversal of 124004044021312 is 213120440400421.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-3 number, since 3×124004044021312³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (124004044021313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119099098 + ... + 120135769.

It is an arithmetic number, because the mean of its divisors is an integer number (2734454541240).

Almost surely, 2^{124004044021312} is an apocalyptic number.

It is an amenable number.

124004044021312 is an abundant number, since it is smaller than the sum of its proper divisors (182254864597568).

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

124004044021312 is a wasteful number, since it uses less digits than its factorization.

124004044021312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239234988 (or 239234978 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 124004044021312 its reverse (213120440400421), we get a palindrome (337124484421733).

The spelling of 124004044021312 in words is "one hundred twenty-four trillion, four billion, forty-four million, twenty-one thousand, three hundred twelve".