124131242044 has 6 divisors (see below), whose sum is σ = 217229673584. Its totient is φ = 62065621020.

The previous prime is 124131242009. The next prime is 124131242057. The reversal of 124131242044 is 440242131421.

It is a super-2 number, since 2×124131242044² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15516405252 + ... + 15516405259.

Almost surely, 2^124131242044 is an apocalyptic number.

It is an amenable number.

124131242044 is a deficient number, since it is larger than the sum of its proper divisors (93098431540).

124131242044 is a wasteful number, since it uses less digits than its factorization.

124131242044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31032810515 (or 31032810513 counting only the distinct ones).

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

Adding to 124131242044 its reverse (440242131421), we get a palindrome (564373373465).

The spelling of 124131242044 in words is "one hundred twenty-four billion, one hundred thirty-one million, two hundred forty-two thousand, forty-four".