124242105122541 has 80 divisors (see below), whose sum is σ = 216238531915648. Its totient is φ = 69620650070400.

The previous prime is 124242105122537. The next prime is 124242105122587. The reversal of 124242105122541 is 145221501242421.

124242105122541 is a `hidden beast` number, since 1 + 2 + 4 + 2 + 4 + 2 + 105 + 1 + 2 + 2 + 541 = 666.

It is not a de Polignac number, because 124242105122541 - 2² = 124242105122537 is a prime.

It is a super-2 number, since 2×124242105122541² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124242105122496 and 124242105122505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124242105122521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 6022071 + ... + 16874523.

Almost surely, 2^{124242105122541} is an apocalyptic number.

It is an amenable number.

124242105122541 is a deficient number, since it is larger than the sum of its proper divisors (91996426793107).

124242105122541 is a wasteful number, since it uses less digits than its factorization.

124242105122541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10852864 (or 10852855 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

Adding to 124242105122541 its reverse (145221501242421), we get a palindrome (269463606364962).

The spelling of 124242105122541 in words is "one hundred twenty-four trillion, two hundred forty-two billion, one hundred five million, one hundred twenty-two thousand, five hundred forty-one".