124221042441424 has 20 divisors (see below), whose sum is σ = 240680330980740. Its totient is φ = 62109989285120.

The previous prime is 124221042441407. The next prime is 124221042441437. The reversal of 124221042441424 is 424144240122421.

It can be written as a sum of positive squares in 2 ways, for example, as 104321056757824 + 19899985683600 = 10213768^2 + 4460940^2 .

It is a super-2 number, since 2×124221042441424² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31315987 + ... + 35058994.

It is an arithmetic number, because the mean of its divisors is an integer number (12034016549037).

Almost surely, 2^{124221042441424} is an apocalyptic number.

It is an amenable number.

124221042441424 is a deficient number, since it is larger than the sum of its proper divisors (116459288539316).

124221042441424 is a wasteful number, since it uses less digits than its factorization.

124221042441424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66491958 (or 66491952 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 37.

Adding to 124221042441424 its reverse (424144240122421), we get a palindrome (548365282563845).

The spelling of 124221042441424 in words is "one hundred twenty-four trillion, two hundred twenty-one billion, forty-two million, four hundred forty-one thousand, four hundred twenty-four".